Home / 48,381.04-66,754.15-28,226.42

Finding the Fourth Proportional to 48,381.04, 66,754.15 and 28,226.42

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Solution

The fourth proportional to 48,381.04, 66,754.15 and 28,226.42 is: 38,945.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,381.04 : 66,754.15 = 28,226.42 : x
  2. Step 2: Convert to fraction form
    48,381.04/66,754.15 = 28,226.42/x
  3. Step 3: Cross multiply
    48,381.04x = 66,754.15 × 28,226.42
  4. Step 4: Simplify right side
    48,381.04x = 1,884,230,270.31
  5. Step 5: Solve for x
    x = 1,884,230,270.31/48,381.04
  6. Step 6: Final answer
    x = 38,945.64

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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.