Home / 50,839.08-70,158.06-28,177.68

Finding the Fourth Proportional to 50,839.08, 70,158.06 and 28,177.68

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Solution

The fourth proportional to 50,839.08, 70,158.06 and 28,177.68 is: 38,885.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,839.08 : 70,158.06 = 28,177.68 : x
  2. Step 2: Convert to fraction form
    50,839.08/70,158.06 = 28,177.68/x
  3. Step 3: Cross multiply
    50,839.08x = 70,158.06 × 28,177.68
  4. Step 4: Simplify right side
    50,839.08x = 1,976,891,364.10
  5. Step 5: Solve for x
    x = 1,976,891,364.10/50,839.08
  6. Step 6: Final answer
    x = 38,885.27

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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.