Home / 48,908.11-67,493.47-28,765.84

Finding the Fourth Proportional to 48,908.11, 67,493.47 and 28,765.84

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Solution

The fourth proportional to 48,908.11, 67,493.47 and 28,765.84 is: 39,697.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,908.11 : 67,493.47 = 28,765.84 : x
  2. Step 2: Convert to fraction form
    48,908.11/67,493.47 = 28,765.84/x
  3. Step 3: Cross multiply
    48,908.11x = 67,493.47 × 28,765.84
  4. Step 4: Simplify right side
    48,908.11x = 1,941,506,359.06
  5. Step 5: Solve for x
    x = 1,941,506,359.06/48,908.11
  6. Step 6: Final answer
    x = 39,697.02

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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.