Home / 41,507.16-57,272.90-39,405.48

Finding the Fourth Proportional to 41,507.16, 57,272.90 and 39,405.48

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Solution

The fourth proportional to 41,507.16, 57,272.90 and 39,405.48 is: 54,372.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,507.16 : 57,272.90 = 39,405.48 : x
  2. Step 2: Convert to fraction form
    41,507.16/57,272.90 = 39,405.48/x
  3. Step 3: Cross multiply
    41,507.16x = 57,272.90 × 39,405.48
  4. Step 4: Simplify right side
    41,507.16x = 2,256,866,115.49
  5. Step 5: Solve for x
    x = 2,256,866,115.49/41,507.16
  6. Step 6: Final answer
    x = 54,372.94

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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.