Home / 17,438.60-26,156.70-5,592.20

Finding the Fourth Proportional to 17,438.60, 26,156.70 and 5,592.20

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Solution

The fourth proportional to 17,438.60, 26,156.70 and 5,592.20 is: 8,387.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,438.60 : 26,156.70 = 5,592.20 : x
  2. Step 2: Convert to fraction form
    17,438.60/26,156.70 = 5,592.20/x
  3. Step 3: Cross multiply
    17,438.60x = 26,156.70 × 5,592.20
  4. Step 4: Simplify right side
    17,438.60x = 146,273,497.74
  5. Step 5: Solve for x
    x = 146,273,497.74/17,438.60
  6. Step 6: Final answer
    x = 8,387.92

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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.