Home / 37,010.20-55,515.30-9,308.20

Finding the Fourth Proportional to 37,010.20, 55,515.30 and 9,308.20

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Solution

The fourth proportional to 37,010.20, 55,515.30 and 9,308.20 is: 13,962.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,010.20 : 55,515.30 = 9,308.20 : x
  2. Step 2: Convert to fraction form
    37,010.20/55,515.30 = 9,308.20/x
  3. Step 3: Cross multiply
    37,010.20x = 55,515.30 × 9,308.20
  4. Step 4: Simplify right side
    37,010.20x = 516,747,515.46
  5. Step 5: Solve for x
    x = 516,747,515.46/37,010.20
  6. Step 6: Final answer
    x = 13,962.30

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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.