Home / 15,236.45-22,799.26-12,579.25

Finding the Fourth Proportional to 15,236.45, 22,799.26 and 12,579.25

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Solution

The fourth proportional to 15,236.45, 22,799.26 and 12,579.25 is: 18,823.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,236.45 : 22,799.26 = 12,579.25 : x
  2. Step 2: Convert to fraction form
    15,236.45/22,799.26 = 12,579.25/x
  3. Step 3: Cross multiply
    15,236.45x = 22,799.26 × 12,579.25
  4. Step 4: Simplify right side
    15,236.45x = 286,797,502.91
  5. Step 5: Solve for x
    x = 286,797,502.91/15,236.45
  6. Step 6: Final answer
    x = 18,823.12

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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.