Home / 13,432.57-20,152.19-4,667.56

Finding the Fourth Proportional to 13,432.57, 20,152.19 and 4,667.56

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Solution

The fourth proportional to 13,432.57, 20,152.19 and 4,667.56 is: 7,002.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,432.57 : 20,152.19 = 4,667.56 : x
  2. Step 2: Convert to fraction form
    13,432.57/20,152.19 = 4,667.56/x
  3. Step 3: Cross multiply
    13,432.57x = 20,152.19 × 4,667.56
  4. Step 4: Simplify right side
    13,432.57x = 94,061,517.24
  5. Step 5: Solve for x
    x = 94,061,517.24/13,432.57
  6. Step 6: Final answer
    x = 7,002.50

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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.