Home / 17,487.55-26,231.93-5,641.30

Finding the Fourth Proportional to 17,487.55, 26,231.93 and 5,641.30

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Solution

The fourth proportional to 17,487.55, 26,231.93 and 5,641.30 is: 8,462.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,487.55 : 26,231.93 = 5,641.30 : x
  2. Step 2: Convert to fraction form
    17,487.55/26,231.93 = 5,641.30/x
  3. Step 3: Cross multiply
    17,487.55x = 26,231.93 × 5,641.30
  4. Step 4: Simplify right side
    17,487.55x = 147,982,186.71
  5. Step 5: Solve for x
    x = 147,982,186.71/17,487.55
  6. Step 6: Final answer
    x = 8,462.15

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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.