Home / 13,949.55-20,925.12-4,462.70

Finding the Fourth Proportional to 13,949.55, 20,925.12 and 4,462.70

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Solution

The fourth proportional to 13,949.55, 20,925.12 and 4,462.70 is: 6,694.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,949.55 : 20,925.12 = 4,462.70 : x
  2. Step 2: Convert to fraction form
    13,949.55/20,925.12 = 4,462.70/x
  3. Step 3: Cross multiply
    13,949.55x = 20,925.12 × 4,462.70
  4. Step 4: Simplify right side
    13,949.55x = 93,382,574.18
  5. Step 5: Solve for x
    x = 93,382,574.18/13,949.55
  6. Step 6: Final answer
    x = 6,694.31

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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.