Home / 37,070.60-55,605.96-13,687.52

Finding the Fourth Proportional to 37,070.60, 55,605.96 and 13,687.52

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Solution

The fourth proportional to 37,070.60, 55,605.96 and 13,687.52 is: 20,531.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,070.60 : 55,605.96 = 13,687.52 : x
  2. Step 2: Convert to fraction form
    37,070.60/55,605.96 = 13,687.52/x
  3. Step 3: Cross multiply
    37,070.60x = 55,605.96 × 13,687.52
  4. Step 4: Simplify right side
    37,070.60x = 761,107,689.62
  5. Step 5: Solve for x
    x = 761,107,689.62/37,070.60
  6. Step 6: Final answer
    x = 20,531.30

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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.