Home / 19,479.06-29,244.51-10,251.54

Finding the Fourth Proportional to 19,479.06, 29,244.51 and 10,251.54

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Solution

The fourth proportional to 19,479.06, 29,244.51 and 10,251.54 is: 15,390.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,479.06 : 29,244.51 = 10,251.54 : x
  2. Step 2: Convert to fraction form
    19,479.06/29,244.51 = 10,251.54/x
  3. Step 3: Cross multiply
    19,479.06x = 29,244.51 × 10,251.54
  4. Step 4: Simplify right side
    19,479.06x = 299,801,264.05
  5. Step 5: Solve for x
    x = 299,801,264.05/19,479.06
  6. Step 6: Final answer
    x = 15,390.95

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.