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Finding the Fourth Proportional to 22,607.48, 31,197.48 and 12,536.04

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Solution

The fourth proportional to 22,607.48, 31,197.48 and 12,536.04 is: 17,299.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,607.48 : 31,197.48 = 12,536.04 : x
  2. Step 2: Convert to fraction form
    22,607.48/31,197.48 = 12,536.04/x
  3. Step 3: Cross multiply
    22,607.48x = 31,197.48 × 12,536.04
  4. Step 4: Simplify right side
    22,607.48x = 391,092,857.18
  5. Step 5: Solve for x
    x = 391,092,857.18/22,607.48
  6. Step 6: Final answer
    x = 17,299.27

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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.