Home / 27,944.12-38,562.84-15,368.87

Finding the Fourth Proportional to 27,944.12, 38,562.84 and 15,368.87

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Solution

The fourth proportional to 27,944.12, 38,562.84 and 15,368.87 is: 21,209.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,944.12 : 38,562.84 = 15,368.87 : x
  2. Step 2: Convert to fraction form
    27,944.12/38,562.84 = 15,368.87/x
  3. Step 3: Cross multiply
    27,944.12x = 38,562.84 × 15,368.87
  4. Step 4: Simplify right side
    27,944.12x = 592,667,371.20
  5. Step 5: Solve for x
    x = 592,667,371.20/27,944.12
  6. Step 6: Final answer
    x = 21,209.02

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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.