Home / 42,337.26-63,512.91-14,259.69

Finding the Fourth Proportional to 42,337.26, 63,512.91 and 14,259.69

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Solution

The fourth proportional to 42,337.26, 63,512.91 and 14,259.69 is: 21,391.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,337.26 : 63,512.91 = 14,259.69 : x
  2. Step 2: Convert to fraction form
    42,337.26/63,512.91 = 14,259.69/x
  3. Step 3: Cross multiply
    42,337.26x = 63,512.91 × 14,259.69
  4. Step 4: Simplify right side
    42,337.26x = 905,674,407.60
  5. Step 5: Solve for x
    x = 905,674,407.60/42,337.26
  6. Step 6: Final answer
    x = 21,391.90

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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.