Home / 23,031.17-34,518.33-11,931.47

Finding the Fourth Proportional to 23,031.17, 34,518.33 and 11,931.47

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Solution

The fourth proportional to 23,031.17, 34,518.33 and 11,931.47 is: 17,882.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,031.17 : 34,518.33 = 11,931.47 : x
  2. Step 2: Convert to fraction form
    23,031.17/34,518.33 = 11,931.47/x
  3. Step 3: Cross multiply
    23,031.17x = 34,518.33 × 11,931.47
  4. Step 4: Simplify right side
    23,031.17x = 411,854,246.25
  5. Step 5: Solve for x
    x = 411,854,246.25/23,031.17
  6. Step 6: Final answer
    x = 17,882.48

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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.