Home / 15,288.62-22,930.47-4,192.74

Finding the Fourth Proportional to 15,288.62, 22,930.47 and 4,192.74

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Solution

The fourth proportional to 15,288.62, 22,930.47 and 4,192.74 is: 6,288.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,288.62 : 22,930.47 = 4,192.74 : x
  2. Step 2: Convert to fraction form
    15,288.62/22,930.47 = 4,192.74/x
  3. Step 3: Cross multiply
    15,288.62x = 22,930.47 × 4,192.74
  4. Step 4: Simplify right side
    15,288.62x = 96,141,498.79
  5. Step 5: Solve for x
    x = 96,141,498.79/15,288.62
  6. Step 6: Final answer
    x = 6,288.44

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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.