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Finding the Fourth Proportional to 26,342.61, 36,342.43 and 16,253.47

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Solution

The fourth proportional to 26,342.61, 36,342.43 and 16,253.47 is: 22,423.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,342.61 : 36,342.43 = 16,253.47 : x
  2. Step 2: Convert to fraction form
    26,342.61/36,342.43 = 16,253.47/x
  3. Step 3: Cross multiply
    26,342.61x = 36,342.43 × 16,253.47
  4. Step 4: Simplify right side
    26,342.61x = 590,690,595.73
  5. Step 5: Solve for x
    x = 590,690,595.73/26,342.61
  6. Step 6: Final answer
    x = 22,423.39

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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.