Home / 25,667.38-38,501.06-9,659.92

Finding the Fourth Proportional to 25,667.38, 38,501.06 and 9,659.92

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Solution

The fourth proportional to 25,667.38, 38,501.06 and 9,659.92 is: 14,489.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,667.38 : 38,501.06 = 9,659.92 : x
  2. Step 2: Convert to fraction form
    25,667.38/38,501.06 = 9,659.92/x
  3. Step 3: Cross multiply
    25,667.38x = 38,501.06 × 9,659.92
  4. Step 4: Simplify right side
    25,667.38x = 371,917,159.52
  5. Step 5: Solve for x
    x = 371,917,159.52/25,667.38
  6. Step 6: Final answer
    x = 14,489.88

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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.