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Finding the Fourth Proportional to 17,262.61, 25,838.22 and 8,931.16

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Solution

The fourth proportional to 17,262.61, 25,838.22 and 8,931.16 is: 13,367.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,262.61 : 25,838.22 = 8,931.16 : x
  2. Step 2: Convert to fraction form
    17,262.61/25,838.22 = 8,931.16/x
  3. Step 3: Cross multiply
    17,262.61x = 25,838.22 × 8,931.16
  4. Step 4: Simplify right side
    17,262.61x = 230,765,276.94
  5. Step 5: Solve for x
    x = 230,765,276.94/17,262.61
  6. Step 6: Final answer
    x = 13,367.93

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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.