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Finding the Fourth Proportional to 44,488.64, 66,809.28 and 39,502.28

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Solution

The fourth proportional to 44,488.64, 66,809.28 and 39,502.28 is: 59,321.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,488.64 : 66,809.28 = 39,502.28 : x
  2. Step 2: Convert to fraction form
    44,488.64/66,809.28 = 39,502.28/x
  3. Step 3: Cross multiply
    44,488.64x = 66,809.28 × 39,502.28
  4. Step 4: Simplify right side
    44,488.64x = 2,639,118,885.16
  5. Step 5: Solve for x
    x = 2,639,118,885.16/44,488.64
  6. Step 6: Final answer
    x = 59,321.19

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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.