Home / 48,128.10-66,414.86-26,616.45

Finding the Fourth Proportional to 48,128.10, 66,414.86 and 26,616.45

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Solution

The fourth proportional to 48,128.10, 66,414.86 and 26,616.45 is: 36,729.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    48,128.10 : 66,414.86 = 26,616.45 : x
  2. Step 2: Convert to fraction form
    48,128.10/66,414.86 = 26,616.45/x
  3. Step 3: Cross multiply
    48,128.10x = 66,414.86 × 26,616.45
  4. Step 4: Simplify right side
    48,128.10x = 1,767,727,335.29
  5. Step 5: Solve for x
    x = 1,767,727,335.29/48,128.10
  6. Step 6: Final answer
    x = 36,729.63

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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.