Home / 37,116.28-55,681.62-13,742.92

Finding the Fourth Proportional to 37,116.28, 55,681.62 and 13,742.92

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Solution

The fourth proportional to 37,116.28, 55,681.62 and 13,742.92 is: 20,617.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,116.28 : 55,681.62 = 13,742.92 : x
  2. Step 2: Convert to fraction form
    37,116.28/55,681.62 = 13,742.92/x
  3. Step 3: Cross multiply
    37,116.28x = 55,681.62 × 13,742.92
  4. Step 4: Simplify right side
    37,116.28x = 765,228,049.13
  5. Step 5: Solve for x
    x = 765,228,049.13/37,116.28
  6. Step 6: Final answer
    x = 20,617.05

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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.