Home / 15,090.24-22,751.15-14,073.84

Finding the Fourth Proportional to 15,090.24, 22,751.15 and 14,073.84

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Solution

The fourth proportional to 15,090.24, 22,751.15 and 14,073.84 is: 21,218.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,090.24 : 22,751.15 = 14,073.84 : x
  2. Step 2: Convert to fraction form
    15,090.24/22,751.15 = 14,073.84/x
  3. Step 3: Cross multiply
    15,090.24x = 22,751.15 × 14,073.84
  4. Step 4: Simplify right side
    15,090.24x = 320,195,974.55
  5. Step 5: Solve for x
    x = 320,195,974.55/15,090.24
  6. Step 6: Final answer
    x = 21,218.75

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.