Home / 22,090.04-30,474.21-13,132.46

Finding the Fourth Proportional to 22,090.04, 30,474.21 and 13,132.46

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Solution

The fourth proportional to 22,090.04, 30,474.21 and 13,132.46 is: 18,116.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,090.04 : 30,474.21 = 13,132.46 : x
  2. Step 2: Convert to fraction form
    22,090.04/30,474.21 = 13,132.46/x
  3. Step 3: Cross multiply
    22,090.04x = 30,474.21 × 13,132.46
  4. Step 4: Simplify right side
    22,090.04x = 400,201,343.86
  5. Step 5: Solve for x
    x = 400,201,343.86/22,090.04
  6. Step 6: Final answer
    x = 18,116.82

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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.