Home / 15,959.54-22,022.80-8,886.62

Finding the Fourth Proportional to 15,959.54, 22,022.80 and 8,886.62

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Solution

The fourth proportional to 15,959.54, 22,022.80 and 8,886.62 is: 12,262.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,959.54 : 22,022.80 = 8,886.62 : x
  2. Step 2: Convert to fraction form
    15,959.54/22,022.80 = 8,886.62/x
  3. Step 3: Cross multiply
    15,959.54x = 22,022.80 × 8,886.62
  4. Step 4: Simplify right side
    15,959.54x = 195,708,122.61
  5. Step 5: Solve for x
    x = 195,708,122.61/15,959.54
  6. Step 6: Final answer
    x = 12,262.77

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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.