Home / 44,688.22-66,930.25-21,331.06

Finding the Fourth Proportional to 44,688.22, 66,930.25 and 21,331.06

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Solution

The fourth proportional to 44,688.22, 66,930.25 and 21,331.06 is: 31,947.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,688.22 : 66,930.25 = 21,331.06 : x
  2. Step 2: Convert to fraction form
    44,688.22/66,930.25 = 21,331.06/x
  3. Step 3: Cross multiply
    44,688.22x = 66,930.25 × 21,331.06
  4. Step 4: Simplify right side
    44,688.22x = 1,427,693,178.57
  5. Step 5: Solve for x
    x = 1,427,693,178.57/44,688.22
  6. Step 6: Final answer
    x = 31,947.86

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.