Home / 37,275.04-55,781.34-28,439.56

Finding the Fourth Proportional to 37,275.04, 55,781.34 and 28,439.56

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Solution

The fourth proportional to 37,275.04, 55,781.34 and 28,439.56 is: 42,559.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,275.04 : 55,781.34 = 28,439.56 : x
  2. Step 2: Convert to fraction form
    37,275.04/55,781.34 = 28,439.56/x
  3. Step 3: Cross multiply
    37,275.04x = 55,781.34 × 28,439.56
  4. Step 4: Simplify right side
    37,275.04x = 1,586,396,765.81
  5. Step 5: Solve for x
    x = 1,586,396,765.81/37,275.04
  6. Step 6: Final answer
    x = 42,559.22

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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.