Home / 25,789.98-38,695.91-14,089.53

Finding the Fourth Proportional to 25,789.98, 38,695.91 and 14,089.53

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Solution

The fourth proportional to 25,789.98, 38,695.91 and 14,089.53 is: 21,140.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,789.98 : 38,695.91 = 14,089.53 : x
  2. Step 2: Convert to fraction form
    25,789.98/38,695.91 = 14,089.53/x
  3. Step 3: Cross multiply
    25,789.98x = 38,695.91 × 14,089.53
  4. Step 4: Simplify right side
    25,789.98x = 545,207,316.79
  5. Step 5: Solve for x
    x = 545,207,316.79/25,789.98
  6. Step 6: Final answer
    x = 21,140.27

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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.