Home / 42,614.78-58,746.84-29,828.40

Finding the Fourth Proportional to 42,614.78, 58,746.84 and 29,828.40

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Solution

The fourth proportional to 42,614.78, 58,746.84 and 29,828.40 is: 41,120.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,614.78 : 58,746.84 = 29,828.40 : x
  2. Step 2: Convert to fraction form
    42,614.78/58,746.84 = 29,828.40/x
  3. Step 3: Cross multiply
    42,614.78x = 58,746.84 × 29,828.40
  4. Step 4: Simplify right side
    42,614.78x = 1,752,324,242.26
  5. Step 5: Solve for x
    x = 1,752,324,242.26/42,614.78
  6. Step 6: Final answer
    x = 41,120.11

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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.