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Finding the Fourth Proportional to 24,980.34, 34,472.95 and 13,650.08

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Solution

The fourth proportional to 24,980.34, 34,472.95 and 13,650.08 is: 18,837.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,980.34 : 34,472.95 = 13,650.08 : x
  2. Step 2: Convert to fraction form
    24,980.34/34,472.95 = 13,650.08/x
  3. Step 3: Cross multiply
    24,980.34x = 34,472.95 × 13,650.08
  4. Step 4: Simplify right side
    24,980.34x = 470,558,318.85
  5. Step 5: Solve for x
    x = 470,558,318.85/24,980.34
  6. Step 6: Final answer
    x = 18,837.15

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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.