Home / 15,343.22-22,902.82-13,165.94

Finding the Fourth Proportional to 15,343.22, 22,902.82 and 13,165.94

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Solution

The fourth proportional to 15,343.22, 22,902.82 and 13,165.94 is: 19,652.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,343.22 : 22,902.82 = 13,165.94 : x
  2. Step 2: Convert to fraction form
    15,343.22/22,902.82 = 13,165.94/x
  3. Step 3: Cross multiply
    15,343.22x = 22,902.82 × 13,165.94
  4. Step 4: Simplify right side
    15,343.22x = 301,537,153.95
  5. Step 5: Solve for x
    x = 301,537,153.95/15,343.22
  6. Step 6: Final answer
    x = 19,652.79

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.