Home / 23,422.77-32,320.62-13,351.23

Finding the Fourth Proportional to 23,422.77, 32,320.62 and 13,351.23

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Solution

The fourth proportional to 23,422.77, 32,320.62 and 13,351.23 is: 18,423.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,422.77 : 32,320.62 = 13,351.23 : x
  2. Step 2: Convert to fraction form
    23,422.77/32,320.62 = 13,351.23/x
  3. Step 3: Cross multiply
    23,422.77x = 32,320.62 × 13,351.23
  4. Step 4: Simplify right side
    23,422.77x = 431,520,031.36
  5. Step 5: Solve for x
    x = 431,520,031.36/23,422.77
  6. Step 6: Final answer
    x = 18,423.10

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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.