Home / 13,350.47-20,025.47-5,451.24

Finding the Fourth Proportional to 13,350.47, 20,025.47 and 5,451.24

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Solution

The fourth proportional to 13,350.47, 20,025.47 and 5,451.24 is: 8,176.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,350.47 : 20,025.47 = 5,451.24 : x
  2. Step 2: Convert to fraction form
    13,350.47/20,025.47 = 5,451.24/x
  3. Step 3: Cross multiply
    13,350.47x = 20,025.47 × 5,451.24
  4. Step 4: Simplify right side
    13,350.47x = 109,163,656.71
  5. Step 5: Solve for x
    x = 109,163,656.71/13,350.47
  6. Step 6: Final answer
    x = 8,176.77

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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.