Home / 13,495.68-20,251.20-4,737.12

Finding the Fourth Proportional to 13,495.68, 20,251.20 and 4,737.12

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Solution

The fourth proportional to 13,495.68, 20,251.20 and 4,737.12 is: 7,108.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,495.68 : 20,251.20 = 4,737.12 : x
  2. Step 2: Convert to fraction form
    13,495.68/20,251.20 = 4,737.12/x
  3. Step 3: Cross multiply
    13,495.68x = 20,251.20 × 4,737.12
  4. Step 4: Simplify right side
    13,495.68x = 95,932,364.54
  5. Step 5: Solve for x
    x = 95,932,364.54/13,495.68
  6. Step 6: Final answer
    x = 7,108.38

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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.