Home / 25,667.46-38,484.63-10,086.66

Finding the Fourth Proportional to 25,667.46, 38,484.63 and 10,086.66

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Solution

The fourth proportional to 25,667.46, 38,484.63 and 10,086.66 is: 15,123.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,667.46 : 38,484.63 = 10,086.66 : x
  2. Step 2: Convert to fraction form
    25,667.46/38,484.63 = 10,086.66/x
  3. Step 3: Cross multiply
    25,667.46x = 38,484.63 × 10,086.66
  4. Step 4: Simplify right side
    25,667.46x = 388,181,378.04
  5. Step 5: Solve for x
    x = 388,181,378.04/25,667.46
  6. Step 6: Final answer
    x = 15,123.48

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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.