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Finding the Fourth Proportional to 17,460.61, 24,117.28 and 12,672.90

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Solution

The fourth proportional to 17,460.61, 24,117.28 and 12,672.90 is: 17,504.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,460.61 : 24,117.28 = 12,672.90 : x
  2. Step 2: Convert to fraction form
    17,460.61/24,117.28 = 12,672.90/x
  3. Step 3: Cross multiply
    17,460.61x = 24,117.28 × 12,672.90
  4. Step 4: Simplify right side
    17,460.61x = 305,635,846.03
  5. Step 5: Solve for x
    x = 305,635,846.03/17,460.61
  6. Step 6: Final answer
    x = 17,504.31

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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.