Home / 14,501.20-21,751.80-4,113.04

Finding the Fourth Proportional to 14,501.20, 21,751.80 and 4,113.04

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Solution

The fourth proportional to 14,501.20, 21,751.80 and 4,113.04 is: 6,169.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,501.20 : 21,751.80 = 4,113.04 : x
  2. Step 2: Convert to fraction form
    14,501.20/21,751.80 = 4,113.04/x
  3. Step 3: Cross multiply
    14,501.20x = 21,751.80 × 4,113.04
  4. Step 4: Simplify right side
    14,501.20x = 89,466,023.47
  5. Step 5: Solve for x
    x = 89,466,023.47/14,501.20
  6. Step 6: Final answer
    x = 6,169.56

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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.