Home / 54,689.08-82,072.50-25,140.28

Finding the Fourth Proportional to 54,689.08, 82,072.50 and 25,140.28

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Solution

The fourth proportional to 54,689.08, 82,072.50 and 25,140.28 is: 37,728.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    54,689.08 : 82,072.50 = 25,140.28 : x
  2. Step 2: Convert to fraction form
    54,689.08/82,072.50 = 25,140.28/x
  3. Step 3: Cross multiply
    54,689.08x = 82,072.50 × 25,140.28
  4. Step 4: Simplify right side
    54,689.08x = 2,063,325,630.30
  5. Step 5: Solve for x
    x = 2,063,325,630.30/54,689.08
  6. Step 6: Final answer
    x = 37,728.29

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.