Home / 17,437.60-26,155.20-5,591.20

Finding the Fourth Proportional to 17,437.60, 26,155.20 and 5,591.20

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Solution

The fourth proportional to 17,437.60, 26,155.20 and 5,591.20 is: 8,386.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,437.60 : 26,155.20 = 5,591.20 : x
  2. Step 2: Convert to fraction form
    17,437.60/26,155.20 = 5,591.20/x
  3. Step 3: Cross multiply
    17,437.60x = 26,155.20 × 5,591.20
  4. Step 4: Simplify right side
    17,437.60x = 146,238,954.24
  5. Step 5: Solve for x
    x = 146,238,954.24/17,437.60
  6. Step 6: Final answer
    x = 8,386.42

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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.