Home / 15,253.67-22,770.03-13,186.95

Finding the Fourth Proportional to 15,253.67, 22,770.03 and 13,186.95

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Solution

The fourth proportional to 15,253.67, 22,770.03 and 13,186.95 is: 19,684.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,253.67 : 22,770.03 = 13,186.95 : x
  2. Step 2: Convert to fraction form
    15,253.67/22,770.03 = 13,186.95/x
  3. Step 3: Cross multiply
    15,253.67x = 22,770.03 × 13,186.95
  4. Step 4: Simplify right side
    15,253.67x = 300,267,247.11
  5. Step 5: Solve for x
    x = 300,267,247.11/15,253.67
  6. Step 6: Final answer
    x = 19,684.92

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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.