Home / 14,604.48-21,909.60-9,403.20

Finding the Fourth Proportional to 14,604.48, 21,909.60 and 9,403.20

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Solution

The fourth proportional to 14,604.48, 21,909.60 and 9,403.20 is: 14,106.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,604.48 : 21,909.60 = 9,403.20 : x
  2. Step 2: Convert to fraction form
    14,604.48/21,909.60 = 9,403.20/x
  3. Step 3: Cross multiply
    14,604.48x = 21,909.60 × 9,403.20
  4. Step 4: Simplify right side
    14,604.48x = 206,020,350.72
  5. Step 5: Solve for x
    x = 206,020,350.72/14,604.48
  6. Step 6: Final answer
    x = 14,106.65

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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.