Home / 13,432.68-20,149.07-4,667.67

Finding the Fourth Proportional to 13,432.68, 20,149.07 and 4,667.67

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Solution

The fourth proportional to 13,432.68, 20,149.07 and 4,667.67 is: 7,001.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432.68 : 20,149.07 = 4,667.67 : x
  2. Step 2: Convert to fraction form
    13,432.68/20,149.07 = 4,667.67/x
  3. Step 3: Cross multiply
    13,432.68x = 20,149.07 × 4,667.67
  4. Step 4: Simplify right side
    13,432.68x = 94,049,186.23
  5. Step 5: Solve for x
    x = 94,049,186.23/13,432.68
  6. Step 6: Final answer
    x = 7,001.52

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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.