Home / 37,331.14-51,516.98-20,564.14

Finding the Fourth Proportional to 37,331.14, 51,516.98 and 20,564.14

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Solution

The fourth proportional to 37,331.14, 51,516.98 and 20,564.14 is: 28,378.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.14 : 51,516.98 = 20,564.14 : x
  2. Step 2: Convert to fraction form
    37,331.14/51,516.98 = 20,564.14/x
  3. Step 3: Cross multiply
    37,331.14x = 51,516.98 × 20,564.14
  4. Step 4: Simplify right side
    37,331.14x = 1,059,402,389.10
  5. Step 5: Solve for x
    x = 1,059,402,389.10/37,331.14
  6. Step 6: Final answer
    x = 28,378.52

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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.