Home / 15,326.33-22,989.57-4,652.78

Finding the Fourth Proportional to 15,326.33, 22,989.57 and 4,652.78

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Solution

The fourth proportional to 15,326.33, 22,989.57 and 4,652.78 is: 6,979.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,326.33 : 22,989.57 = 4,652.78 : x
  2. Step 2: Convert to fraction form
    15,326.33/22,989.57 = 4,652.78/x
  3. Step 3: Cross multiply
    15,326.33x = 22,989.57 × 4,652.78
  4. Step 4: Simplify right side
    15,326.33x = 106,965,486.43
  5. Step 5: Solve for x
    x = 106,965,486.43/15,326.33
  6. Step 6: Final answer
    x = 6,979.20

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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.