Home / 37,890.14-52,287.19-20,895.10

Finding the Fourth Proportional to 37,890.14, 52,287.19 and 20,895.10

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Solution

The fourth proportional to 37,890.14, 52,287.19 and 20,895.10 is: 28,834.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,890.14 : 52,287.19 = 20,895.10 : x
  2. Step 2: Convert to fraction form
    37,890.14/52,287.19 = 20,895.10/x
  3. Step 3: Cross multiply
    37,890.14x = 52,287.19 × 20,895.10
  4. Step 4: Simplify right side
    37,890.14x = 1,092,546,063.77
  5. Step 5: Solve for x
    x = 1,092,546,063.77/37,890.14
  6. Step 6: Final answer
    x = 28,834.57

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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.