Home / 13,448.60-20,151.30-8,826.20

Finding the Fourth Proportional to 13,448.60, 20,151.30 and 8,826.20

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Solution

The fourth proportional to 13,448.60, 20,151.30 and 8,826.20 is: 13,225.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.60 : 20,151.30 = 8,826.20 : x
  2. Step 2: Convert to fraction form
    13,448.60/20,151.30 = 8,826.20/x
  3. Step 3: Cross multiply
    13,448.60x = 20,151.30 × 8,826.20
  4. Step 4: Simplify right side
    13,448.60x = 177,859,404.06
  5. Step 5: Solve for x
    x = 177,859,404.06/13,448.60
  6. Step 6: Final answer
    x = 13,225.12

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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.