Home / 54,115.40-74,630.91-33,974.16

Finding the Fourth Proportional to 54,115.40, 74,630.91 and 33,974.16

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Solution

The fourth proportional to 54,115.40, 74,630.91 and 33,974.16 is: 46,853.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,115.40 : 74,630.91 = 33,974.16 : x
  2. Step 2: Convert to fraction form
    54,115.40/74,630.91 = 33,974.16/x
  3. Step 3: Cross multiply
    54,115.40x = 74,630.91 × 33,974.16
  4. Step 4: Simplify right side
    54,115.40x = 2,535,522,307.41
  5. Step 5: Solve for x
    x = 2,535,522,307.41/54,115.40
  6. Step 6: Final answer
    x = 46,853.99

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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.