Home / 54,005.04-74,531.14-29,810.75

Finding the Fourth Proportional to 54,005.04, 74,531.14 and 29,810.75

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Solution

The fourth proportional to 54,005.04, 74,531.14 and 29,810.75 is: 41,141.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,005.04 : 74,531.14 = 29,810.75 : x
  2. Step 2: Convert to fraction form
    54,005.04/74,531.14 = 29,810.75/x
  3. Step 3: Cross multiply
    54,005.04x = 74,531.14 × 29,810.75
  4. Step 4: Simplify right side
    54,005.04x = 2,221,828,734.57
  5. Step 5: Solve for x
    x = 2,221,828,734.57/54,005.04
  6. Step 6: Final answer
    x = 41,141.14

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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.