Home / 54,513.73-75,226.98-30,641.71

Finding the Fourth Proportional to 54,513.73, 75,226.98 and 30,641.71

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Solution

The fourth proportional to 54,513.73, 75,226.98 and 30,641.71 is: 42,284.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,513.73 : 75,226.98 = 30,641.71 : x
  2. Step 2: Convert to fraction form
    54,513.73/75,226.98 = 30,641.71/x
  3. Step 3: Cross multiply
    54,513.73x = 75,226.98 × 30,641.71
  4. Step 4: Simplify right side
    54,513.73x = 2,305,083,305.34
  5. Step 5: Solve for x
    x = 2,305,083,305.34/54,513.73
  6. Step 6: Final answer
    x = 42,284.45

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Double scale
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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.