Home / 17,132.90-25,703.40-8,814.20

Finding the Fourth Proportional to 17,132.90, 25,703.40 and 8,814.20

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Solution

The fourth proportional to 17,132.90, 25,703.40 and 8,814.20 is: 13,223.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,132.90 : 25,703.40 = 8,814.20 : x
  2. Step 2: Convert to fraction form
    17,132.90/25,703.40 = 8,814.20/x
  3. Step 3: Cross multiply
    17,132.90x = 25,703.40 × 8,814.20
  4. Step 4: Simplify right side
    17,132.90x = 226,554,908.28
  5. Step 5: Solve for x
    x = 226,554,908.28/17,132.90
  6. Step 6: Final answer
    x = 13,223.38

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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.