Home / 15,667.71-23,499.04-4,571.79

Finding the Fourth Proportional to 15,667.71, 23,499.04 and 4,571.79

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Solution

The fourth proportional to 15,667.71, 23,499.04 and 4,571.79 is: 6,856.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,667.71 : 23,499.04 = 4,571.79 : x
  2. Step 2: Convert to fraction form
    15,667.71/23,499.04 = 4,571.79/x
  3. Step 3: Cross multiply
    15,667.71x = 23,499.04 × 4,571.79
  4. Step 4: Simplify right side
    15,667.71x = 107,432,761.35
  5. Step 5: Solve for x
    x = 107,432,761.35/15,667.71
  6. Step 6: Final answer
    x = 6,856.96

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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.