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Finding the Fourth Proportional to 17,592.14, 26,388.18 and 5,280.14

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Solution

The fourth proportional to 17,592.14, 26,388.18 and 5,280.14 is: 7,920.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,592.14 : 26,388.18 = 5,280.14 : x
  2. Step 2: Convert to fraction form
    17,592.14/26,388.18 = 5,280.14/x
  3. Step 3: Cross multiply
    17,592.14x = 26,388.18 × 5,280.14
  4. Step 4: Simplify right side
    17,592.14x = 139,333,284.75
  5. Step 5: Solve for x
    x = 139,333,284.75/17,592.14
  6. Step 6: Final answer
    x = 7,920.20

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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.