Home / 48,685.55-67,170.74-38,444.31

Finding the Fourth Proportional to 48,685.55, 67,170.74 and 38,444.31

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Solution

The fourth proportional to 48,685.55, 67,170.74 and 38,444.31 is: 53,041.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,685.55 : 67,170.74 = 38,444.31 : x
  2. Step 2: Convert to fraction form
    48,685.55/67,170.74 = 38,444.31/x
  3. Step 3: Cross multiply
    48,685.55x = 67,170.74 × 38,444.31
  4. Step 4: Simplify right side
    48,685.55x = 2,582,332,559.27
  5. Step 5: Solve for x
    x = 2,582,332,559.27/48,685.55
  6. Step 6: Final answer
    x = 53,041.05

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.