Home / 15,104.05-20,851.17-9,441.95

Finding the Fourth Proportional to 15,104.05, 20,851.17 and 9,441.95

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Solution

The fourth proportional to 15,104.05, 20,851.17 and 9,441.95 is: 13,034.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,104.05 : 20,851.17 = 9,441.95 : x
  2. Step 2: Convert to fraction form
    15,104.05/20,851.17 = 9,441.95/x
  3. Step 3: Cross multiply
    15,104.05x = 20,851.17 × 9,441.95
  4. Step 4: Simplify right side
    15,104.05x = 196,875,643.11
  5. Step 5: Solve for x
    x = 196,875,643.11/15,104.05
  6. Step 6: Final answer
    x = 13,034.62

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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.