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Finding the Fourth Proportional to 17,592.40, 26,407.80 and 9,816.40

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Solution

The fourth proportional to 17,592.40, 26,407.80 and 9,816.40 is: 14,735.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,592.40 : 26,407.80 = 9,816.40 : x
  2. Step 2: Convert to fraction form
    17,592.40/26,407.80 = 9,816.40/x
  3. Step 3: Cross multiply
    17,592.40x = 26,407.80 × 9,816.40
  4. Step 4: Simplify right side
    17,592.40x = 259,229,527.92
  5. Step 5: Solve for x
    x = 259,229,527.92/17,592.40
  6. Step 6: Final answer
    x = 14,735.31

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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.