Home / 17,659.20-26,490.12-5,972.40

Finding the Fourth Proportional to 17,659.20, 26,490.12 and 5,972.40

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Solution

The fourth proportional to 17,659.20, 26,490.12 and 5,972.40 is: 8,959.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,659.20 : 26,490.12 = 5,972.40 : x
  2. Step 2: Convert to fraction form
    17,659.20/26,490.12 = 5,972.40/x
  3. Step 3: Cross multiply
    17,659.20x = 26,490.12 × 5,972.40
  4. Step 4: Simplify right side
    17,659.20x = 158,209,592.69
  5. Step 5: Solve for x
    x = 158,209,592.69/17,659.20
  6. Step 6: Final answer
    x = 8,959.05

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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.