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Finding the Fourth Proportional to 17,459.52, 26,154.72 and 15,270.72

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Solution

The fourth proportional to 17,459.52, 26,154.72 and 15,270.72 is: 22,875.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,459.52 : 26,154.72 = 15,270.72 : x
  2. Step 2: Convert to fraction form
    17,459.52/26,154.72 = 15,270.72/x
  3. Step 3: Cross multiply
    17,459.52x = 26,154.72 × 15,270.72
  4. Step 4: Simplify right side
    17,459.52x = 399,401,405.80
  5. Step 5: Solve for x
    x = 399,401,405.80/17,459.52
  6. Step 6: Final answer
    x = 22,875.85

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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.