Home / 15,434.97-21,293.30-9,061.95

Finding the Fourth Proportional to 15,434.97, 21,293.30 and 9,061.95

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Solution

The fourth proportional to 15,434.97, 21,293.30 and 9,061.95 is: 12,501.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.97 : 21,293.30 = 9,061.95 : x
  2. Step 2: Convert to fraction form
    15,434.97/21,293.30 = 9,061.95/x
  3. Step 3: Cross multiply
    15,434.97x = 21,293.30 × 9,061.95
  4. Step 4: Simplify right side
    15,434.97x = 192,958,819.94
  5. Step 5: Solve for x
    x = 192,958,819.94/15,434.97
  6. Step 6: Final answer
    x = 12,501.41

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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.