Home / 18,077.28-24,925.39-14,489.36

Finding the Fourth Proportional to 18,077.28, 24,925.39 and 14,489.36

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Solution

The fourth proportional to 18,077.28, 24,925.39 and 14,489.36 is: 19,978.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,077.28 : 24,925.39 = 14,489.36 : x
  2. Step 2: Convert to fraction form
    18,077.28/24,925.39 = 14,489.36/x
  3. Step 3: Cross multiply
    18,077.28x = 24,925.39 × 14,489.36
  4. Step 4: Simplify right side
    18,077.28x = 361,152,948.85
  5. Step 5: Solve for x
    x = 361,152,948.85/18,077.28
  6. Step 6: Final answer
    x = 19,978.28

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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.