Home / 14,343.60-21,514.92-5,580.18

Finding the Fourth Proportional to 14,343.60, 21,514.92 and 5,580.18

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Solution

The fourth proportional to 14,343.60, 21,514.92 and 5,580.18 is: 8,370.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,343.60 : 21,514.92 = 5,580.18 : x
  2. Step 2: Convert to fraction form
    14,343.60/21,514.92 = 5,580.18/x
  3. Step 3: Cross multiply
    14,343.60x = 21,514.92 × 5,580.18
  4. Step 4: Simplify right side
    14,343.60x = 120,057,126.29
  5. Step 5: Solve for x
    x = 120,057,126.29/14,343.60
  6. Step 6: Final answer
    x = 8,370.08

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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.