Home / 41,407.45-57,177.80-40,068.47

Finding the Fourth Proportional to 41,407.45, 57,177.80 and 40,068.47

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Solution

The fourth proportional to 41,407.45, 57,177.80 and 40,068.47 is: 55,328.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,407.45 : 57,177.80 = 40,068.47 : x
  2. Step 2: Convert to fraction form
    41,407.45/57,177.80 = 40,068.47/x
  3. Step 3: Cross multiply
    41,407.45x = 57,177.80 × 40,068.47
  4. Step 4: Simplify right side
    41,407.45x = 2,291,026,554.13
  5. Step 5: Solve for x
    x = 2,291,026,554.13/41,407.45
  6. Step 6: Final answer
    x = 55,328.85

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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.