Home / 19,254.78-28,882.27-5,927.61

Finding the Fourth Proportional to 19,254.78, 28,882.27 and 5,927.61

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Solution

The fourth proportional to 19,254.78, 28,882.27 and 5,927.61 is: 8,891.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,254.78 : 28,882.27 = 5,927.61 : x
  2. Step 2: Convert to fraction form
    19,254.78/28,882.27 = 5,927.61/x
  3. Step 3: Cross multiply
    19,254.78x = 28,882.27 × 5,927.61
  4. Step 4: Simplify right side
    19,254.78x = 171,202,948.19
  5. Step 5: Solve for x
    x = 171,202,948.19/19,254.78
  6. Step 6: Final answer
    x = 8,891.45

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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.