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Finding the Fourth Proportional to 17,882.98, 24,681.44 and 9,927.77

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Solution

The fourth proportional to 17,882.98, 24,681.44 and 9,927.77 is: 13,701.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,882.98 : 24,681.44 = 9,927.77 : x
  2. Step 2: Convert to fraction form
    17,882.98/24,681.44 = 9,927.77/x
  3. Step 3: Cross multiply
    17,882.98x = 24,681.44 × 9,927.77
  4. Step 4: Simplify right side
    17,882.98x = 245,031,609.95
  5. Step 5: Solve for x
    x = 245,031,609.95/17,882.98
  6. Step 6: Final answer
    x = 13,701.95

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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.