Home / 39,418.16-59,149.68-14,454.88

Finding the Fourth Proportional to 39,418.16, 59,149.68 and 14,454.88

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Solution

The fourth proportional to 39,418.16, 59,149.68 and 14,454.88 is: 21,690.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,418.16 : 59,149.68 = 14,454.88 : x
  2. Step 2: Convert to fraction form
    39,418.16/59,149.68 = 14,454.88/x
  3. Step 3: Cross multiply
    39,418.16x = 59,149.68 × 14,454.88
  4. Step 4: Simplify right side
    39,418.16x = 855,001,526.44
  5. Step 5: Solve for x
    x = 855,001,526.44/39,418.16
  6. Step 6: Final answer
    x = 21,690.55

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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.