Home / 54,869.57-75,720.35-29,719.07

Finding the Fourth Proportional to 54,869.57, 75,720.35 and 29,719.07

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Solution

The fourth proportional to 54,869.57, 75,720.35 and 29,719.07 is: 41,012.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,869.57 : 75,720.35 = 29,719.07 : x
  2. Step 2: Convert to fraction form
    54,869.57/75,720.35 = 29,719.07/x
  3. Step 3: Cross multiply
    54,869.57x = 75,720.35 × 29,719.07
  4. Step 4: Simplify right side
    54,869.57x = 2,250,338,382.07
  5. Step 5: Solve for x
    x = 2,250,338,382.07/54,869.57
  6. Step 6: Final answer
    x = 41,012.50

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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.