Home / 24,872.32-34,298.88-15,909.76

Finding the Fourth Proportional to 24,872.32, 34,298.88 and 15,909.76

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Solution

The fourth proportional to 24,872.32, 34,298.88 and 15,909.76 is: 21,939.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,872.32 : 34,298.88 = 15,909.76 : x
  2. Step 2: Convert to fraction form
    24,872.32/34,298.88 = 15,909.76/x
  3. Step 3: Cross multiply
    24,872.32x = 34,298.88 × 15,909.76
  4. Step 4: Simplify right side
    24,872.32x = 545,686,949.07
  5. Step 5: Solve for x
    x = 545,686,949.07/24,872.32
  6. Step 6: Final answer
    x = 21,939.53

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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.