Home / 48,428.22-66,863.22-30,306.49

Finding the Fourth Proportional to 48,428.22, 66,863.22 and 30,306.49

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Solution

The fourth proportional to 48,428.22, 66,863.22 and 30,306.49 is: 41,843.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,428.22 : 66,863.22 = 30,306.49 : x
  2. Step 2: Convert to fraction form
    48,428.22/66,863.22 = 30,306.49/x
  3. Step 3: Cross multiply
    48,428.22x = 66,863.22 × 30,306.49
  4. Step 4: Simplify right side
    48,428.22x = 2,026,389,478.23
  5. Step 5: Solve for x
    x = 2,026,389,478.23/48,428.22
  6. Step 6: Final answer
    x = 41,843.16

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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.