Home / 17,762.90-24,512.66-9,805.11

Finding the Fourth Proportional to 17,762.90, 24,512.66 and 9,805.11

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Solution

The fourth proportional to 17,762.90, 24,512.66 and 9,805.11 is: 13,530.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,762.90 : 24,512.66 = 9,805.11 : x
  2. Step 2: Convert to fraction form
    17,762.90/24,512.66 = 9,805.11/x
  3. Step 3: Cross multiply
    17,762.90x = 24,512.66 × 9,805.11
  4. Step 4: Simplify right side
    17,762.90x = 240,349,278.67
  5. Step 5: Solve for x
    x = 240,349,278.67/17,762.90
  6. Step 6: Final answer
    x = 13,530.97

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.