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Finding the Fourth Proportional to 17,095.62, 25,575.98 and 12,947.62

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Solution

The fourth proportional to 17,095.62, 25,575.98 and 12,947.62 is: 19,370.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,095.62 : 25,575.98 = 12,947.62 : x
  2. Step 2: Convert to fraction form
    17,095.62/25,575.98 = 12,947.62/x
  3. Step 3: Cross multiply
    17,095.62x = 25,575.98 × 12,947.62
  4. Step 4: Simplify right side
    17,095.62x = 331,148,070.17
  5. Step 5: Solve for x
    x = 331,148,070.17/17,095.62
  6. Step 6: Final answer
    x = 19,370.35

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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.