Home / 40,091.04-55,325.70-22,186.80

Finding the Fourth Proportional to 40,091.04, 55,325.70 and 22,186.80

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Solution

The fourth proportional to 40,091.04, 55,325.70 and 22,186.80 is: 30,617.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,091.04 : 55,325.70 = 22,186.80 : x
  2. Step 2: Convert to fraction form
    40,091.04/55,325.70 = 22,186.80/x
  3. Step 3: Cross multiply
    40,091.04x = 55,325.70 × 22,186.80
  4. Step 4: Simplify right side
    40,091.04x = 1,227,500,240.76
  5. Step 5: Solve for x
    x = 1,227,500,240.76/40,091.04
  6. Step 6: Final answer
    x = 30,617.82

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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.