Home / 48,382.79-66,756.56-28,228.17

Finding the Fourth Proportional to 48,382.79, 66,756.56 and 28,228.17

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Solution

The fourth proportional to 48,382.79, 66,756.56 and 28,228.17 is: 38,948.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,382.79 : 66,756.56 = 28,228.17 : x
  2. Step 2: Convert to fraction form
    48,382.79/66,756.56 = 28,228.17/x
  3. Step 3: Cross multiply
    48,382.79x = 66,756.56 × 28,228.17
  4. Step 4: Simplify right side
    48,382.79x = 1,884,415,524.30
  5. Step 5: Solve for x
    x = 1,884,415,524.30/48,382.79
  6. Step 6: Final answer
    x = 38,948.05

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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.