Home / 27,596.08-38,082.80-15,020.88

Finding the Fourth Proportional to 27,596.08, 38,082.80 and 15,020.88

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Solution

The fourth proportional to 27,596.08, 38,082.80 and 15,020.88 is: 20,728.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,596.08 : 38,082.80 = 15,020.88 : x
  2. Step 2: Convert to fraction form
    27,596.08/38,082.80 = 15,020.88/x
  3. Step 3: Cross multiply
    27,596.08x = 38,082.80 × 15,020.88
  4. Step 4: Simplify right side
    27,596.08x = 572,037,168.86
  5. Step 5: Solve for x
    x = 572,037,168.86/27,596.08
  6. Step 6: Final answer
    x = 20,728.93

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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.