Home / 13,348.01-20,011.22-5,562.65

Finding the Fourth Proportional to 13,348.01, 20,011.22 and 5,562.65

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Solution

The fourth proportional to 13,348.01, 20,011.22 and 5,562.65 is: 8,339.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,348.01 : 20,011.22 = 5,562.65 : x
  2. Step 2: Convert to fraction form
    13,348.01/20,011.22 = 5,562.65/x
  3. Step 3: Cross multiply
    13,348.01x = 20,011.22 × 5,562.65
  4. Step 4: Simplify right side
    13,348.01x = 111,315,385.12
  5. Step 5: Solve for x
    x = 111,315,385.12/13,348.01
  6. Step 6: Final answer
    x = 8,339.47

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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.