Home / 27,082.40-37,377.20-15,146.42

Finding the Fourth Proportional to 27,082.40, 37,377.20 and 15,146.42

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Solution

The fourth proportional to 27,082.40, 37,377.20 and 15,146.42 is: 20,904.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,082.40 : 37,377.20 = 15,146.42 : x
  2. Step 2: Convert to fraction form
    27,082.40/37,377.20 = 15,146.42/x
  3. Step 3: Cross multiply
    27,082.40x = 37,377.20 × 15,146.42
  4. Step 4: Simplify right side
    27,082.40x = 566,130,507.01
  5. Step 5: Solve for x
    x = 566,130,507.01/27,082.40
  6. Step 6: Final answer
    x = 20,904.00

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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.