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Finding the Fourth Proportional to 15,073.61, 22,602.13 and 11,973.47

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Solution

The fourth proportional to 15,073.61, 22,602.13 and 11,973.47 is: 17,953.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,073.61 : 22,602.13 = 11,973.47 : x
  2. Step 2: Convert to fraction form
    15,073.61/22,602.13 = 11,973.47/x
  3. Step 3: Cross multiply
    15,073.61x = 22,602.13 × 11,973.47
  4. Step 4: Simplify right side
    15,073.61x = 270,625,752.61
  5. Step 5: Solve for x
    x = 270,625,752.61/15,073.61
  6. Step 6: Final answer
    x = 17,953.62

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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.