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Finding the Fourth Proportional to 17,684.52, 26,527.10 and 14,158.15

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Solution

The fourth proportional to 17,684.52, 26,527.10 and 14,158.15 is: 21,237.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,684.52 : 26,527.10 = 14,158.15 : x
  2. Step 2: Convert to fraction form
    17,684.52/26,527.10 = 14,158.15/x
  3. Step 3: Cross multiply
    17,684.52x = 26,527.10 × 14,158.15
  4. Step 4: Simplify right side
    17,684.52x = 375,574,660.87
  5. Step 5: Solve for x
    x = 375,574,660.87/17,684.52
  6. Step 6: Final answer
    x = 21,237.48

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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.