Home / 39,600.90-59,407.56-13,299.66

Finding the Fourth Proportional to 39,600.90, 59,407.56 and 13,299.66

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Solution

The fourth proportional to 39,600.90, 59,407.56 and 13,299.66 is: 19,951.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,600.90 : 59,407.56 = 13,299.66 : x
  2. Step 2: Convert to fraction form
    39,600.90/59,407.56 = 13,299.66/x
  3. Step 3: Cross multiply
    39,600.90x = 59,407.56 × 13,299.66
  4. Step 4: Simplify right side
    39,600.90x = 790,100,349.43
  5. Step 5: Solve for x
    x = 790,100,349.43/39,600.90
  6. Step 6: Final answer
    x = 19,951.58

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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.