Home / 14,792.80-22,189.20-4,932.40

Finding the Fourth Proportional to 14,792.80, 22,189.20 and 4,932.40

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Solution

The fourth proportional to 14,792.80, 22,189.20 and 4,932.40 is: 7,398.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,792.80 : 22,189.20 = 4,932.40 : x
  2. Step 2: Convert to fraction form
    14,792.80/22,189.20 = 4,932.40/x
  3. Step 3: Cross multiply
    14,792.80x = 22,189.20 × 4,932.40
  4. Step 4: Simplify right side
    14,792.80x = 109,446,010.08
  5. Step 5: Solve for x
    x = 109,446,010.08/14,792.80
  6. Step 6: Final answer
    x = 7,398.60

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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.