Home / 25,167.78-34,728.93-14,560.74

Finding the Fourth Proportional to 25,167.78, 34,728.93 and 14,560.74

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Solution

The fourth proportional to 25,167.78, 34,728.93 and 14,560.74 is: 20,092.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,167.78 : 34,728.93 = 14,560.74 : x
  2. Step 2: Convert to fraction form
    25,167.78/34,728.93 = 14,560.74/x
  3. Step 3: Cross multiply
    25,167.78x = 34,728.93 × 14,560.74
  4. Step 4: Simplify right side
    25,167.78x = 505,678,920.21
  5. Step 5: Solve for x
    x = 505,678,920.21/25,167.78
  6. Step 6: Final answer
    x = 20,092.31

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.