Home / 37,810.86-52,182-21,895.59

Finding the Fourth Proportional to 37,810.86, 52,182 and 21,895.59

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Solution

The fourth proportional to 37,810.86, 52,182 and 21,895.59 is: 30,217.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,810.86 : 52,182 = 21,895.59 : x
  2. Step 2: Convert to fraction form
    37,810.86/52,182 = 21,895.59/x
  3. Step 3: Cross multiply
    37,810.86x = 52,182 × 21,895.59
  4. Step 4: Simplify right side
    37,810.86x = 1,142,555,677.38
  5. Step 5: Solve for x
    x = 1,142,555,677.38/37,810.86
  6. Step 6: Final answer
    x = 30,217.66

Related Problems

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Half scale
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Double scale
Find fourth proportional to 37,811.86, 52,183.38 and 21,896.59
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.