Home / 41,721.78-57,577.44-22,860.12

Finding the Fourth Proportional to 41,721.78, 57,577.44 and 22,860.12

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Solution

The fourth proportional to 41,721.78, 57,577.44 and 22,860.12 is: 31,547.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,721.78 : 57,577.44 = 22,860.12 : x
  2. Step 2: Convert to fraction form
    41,721.78/57,577.44 = 22,860.12/x
  3. Step 3: Cross multiply
    41,721.78x = 57,577.44 × 22,860.12
  4. Step 4: Simplify right side
    41,721.78x = 1,316,227,187.69
  5. Step 5: Solve for x
    x = 1,316,227,187.69/41,721.78
  6. Step 6: Final answer
    x = 31,547.72

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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.