Home / 14,341.66-21,514.92-7,320.58

Finding the Fourth Proportional to 14,341.66, 21,514.92 and 7,320.58

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Solution

The fourth proportional to 14,341.66, 21,514.92 and 7,320.58 is: 10,982.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,341.66 : 21,514.92 = 7,320.58 : x
  2. Step 2: Convert to fraction form
    14,341.66/21,514.92 = 7,320.58/x
  3. Step 3: Cross multiply
    14,341.66x = 21,514.92 × 7,320.58
  4. Step 4: Simplify right side
    14,341.66x = 157,501,693.05
  5. Step 5: Solve for x
    x = 157,501,693.05/14,341.66
  6. Step 6: Final answer
    x = 10,982.11

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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.