Home / 40,047.12-55,231.26-24,128.22

Finding the Fourth Proportional to 40,047.12, 55,231.26 and 24,128.22

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Solution

The fourth proportional to 40,047.12, 55,231.26 and 24,128.22 is: 33,276.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,047.12 : 55,231.26 = 24,128.22 : x
  2. Step 2: Convert to fraction form
    40,047.12/55,231.26 = 24,128.22/x
  3. Step 3: Cross multiply
    40,047.12x = 55,231.26 × 24,128.22
  4. Step 4: Simplify right side
    40,047.12x = 1,332,631,992.16
  5. Step 5: Solve for x
    x = 1,332,631,992.16/40,047.12
  6. Step 6: Final answer
    x = 33,276.60

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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.