Home / 22,677.61-34,031.90-7,886.38

Finding the Fourth Proportional to 22,677.61, 34,031.90 and 7,886.38

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Solution

The fourth proportional to 22,677.61, 34,031.90 and 7,886.38 is: 11,834.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,677.61 : 34,031.90 = 7,886.38 : x
  2. Step 2: Convert to fraction form
    22,677.61/34,031.90 = 7,886.38/x
  3. Step 3: Cross multiply
    22,677.61x = 34,031.90 × 7,886.38
  4. Step 4: Simplify right side
    22,677.61x = 268,388,495.52
  5. Step 5: Solve for x
    x = 268,388,495.52/22,677.61
  6. Step 6: Final answer
    x = 11,834.96

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.