Home / 40,109.13-55,362.60-25,962.93

Finding the Fourth Proportional to 40,109.13, 55,362.60 and 25,962.93

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Solution

The fourth proportional to 40,109.13, 55,362.60 and 25,962.93 is: 35,836.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,109.13 : 55,362.60 = 25,962.93 : x
  2. Step 2: Convert to fraction form
    40,109.13/55,362.60 = 25,962.93/x
  3. Step 3: Cross multiply
    40,109.13x = 55,362.60 × 25,962.93
  4. Step 4: Simplify right side
    40,109.13x = 1,437,375,308.42
  5. Step 5: Solve for x
    x = 1,437,375,308.42/40,109.13
  6. Step 6: Final answer
    x = 35,836.61

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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.