Home / 37,219.60-55,829.40-13,841.20

Finding the Fourth Proportional to 37,219.60, 55,829.40 and 13,841.20

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Solution

The fourth proportional to 37,219.60, 55,829.40 and 13,841.20 is: 20,761.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,219.60 : 55,829.40 = 13,841.20 : x
  2. Step 2: Convert to fraction form
    37,219.60/55,829.40 = 13,841.20/x
  3. Step 3: Cross multiply
    37,219.60x = 55,829.40 × 13,841.20
  4. Step 4: Simplify right side
    37,219.60x = 772,745,891.28
  5. Step 5: Solve for x
    x = 772,745,891.28/37,219.60
  6. Step 6: Final answer
    x = 20,761.80

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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.