Home / 37,318.59-51,501.15-20,323.85

Finding the Fourth Proportional to 37,318.59, 51,501.15 and 20,323.85

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Solution

The fourth proportional to 37,318.59, 51,501.15 and 20,323.85 is: 28,047.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,318.59 : 51,501.15 = 20,323.85 : x
  2. Step 2: Convert to fraction form
    37,318.59/51,501.15 = 20,323.85/x
  3. Step 3: Cross multiply
    37,318.59x = 51,501.15 × 20,323.85
  4. Step 4: Simplify right side
    37,318.59x = 1,046,701,389.92
  5. Step 5: Solve for x
    x = 1,046,701,389.92/37,318.59
  6. Step 6: Final answer
    x = 28,047.72

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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.