Home / 37,185.76-55,784.45-13,495.15

Finding the Fourth Proportional to 37,185.76, 55,784.45 and 13,495.15

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Solution

The fourth proportional to 37,185.76, 55,784.45 and 13,495.15 is: 20,244.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,185.76 : 55,784.45 = 13,495.15 : x
  2. Step 2: Convert to fraction form
    37,185.76/55,784.45 = 13,495.15/x
  3. Step 3: Cross multiply
    37,185.76x = 55,784.45 × 13,495.15
  4. Step 4: Simplify right side
    37,185.76x = 752,819,520.42
  5. Step 5: Solve for x
    x = 752,819,520.42/37,185.76
  6. Step 6: Final answer
    x = 20,244.83

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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.