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Finding the Fourth Proportional to 17,088.90, 25,596.90 and 14,901.90

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Solution

The fourth proportional to 17,088.90, 25,596.90 and 14,901.90 is: 22,321.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088.90 : 25,596.90 = 14,901.90 : x
  2. Step 2: Convert to fraction form
    17,088.90/25,596.90 = 14,901.90/x
  3. Step 3: Cross multiply
    17,088.90x = 25,596.90 × 14,901.90
  4. Step 4: Simplify right side
    17,088.90x = 381,442,444.11
  5. Step 5: Solve for x
    x = 381,442,444.11/17,088.90
  6. Step 6: Final answer
    x = 22,321.06

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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.