Home / 15,049.10-20,768.00-8,334.72

Finding the Fourth Proportional to 15,049.10, 20,768.00 and 8,334.72

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Solution

The fourth proportional to 15,049.10, 20,768.00 and 8,334.72 is: 11,502.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,049.10 : 20,768.00 = 8,334.72 : x
  2. Step 2: Convert to fraction form
    15,049.10/20,768.00 = 8,334.72/x
  3. Step 3: Cross multiply
    15,049.10x = 20,768.00 × 8,334.72
  4. Step 4: Simplify right side
    15,049.10x = 173,095,423.29
  5. Step 5: Solve for x
    x = 173,095,423.29/15,049.10
  6. Step 6: Final answer
    x = 11,502.04

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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.