Home / 24,815-34,246.32-15,389.84

Finding the Fourth Proportional to 24,815, 34,246.32 and 15,389.84

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Solution

The fourth proportional to 24,815, 34,246.32 and 15,389.84 is: 21,238.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,815 : 34,246.32 = 15,389.84 : x
  2. Step 2: Convert to fraction form
    24,815/34,246.32 = 15,389.84/x
  3. Step 3: Cross multiply
    24,815x = 34,246.32 × 15,389.84
  4. Step 4: Simplify right side
    24,815x = 527,045,385.39
  5. Step 5: Solve for x
    x = 527,045,385.39/24,815
  6. Step 6: Final answer
    x = 21,238.98

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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.