Home / 23,781.99-32,818.82-13,710.45

Finding the Fourth Proportional to 23,781.99, 32,818.82 and 13,710.45

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Solution

The fourth proportional to 23,781.99, 32,818.82 and 13,710.45 is: 18,920.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,781.99 : 32,818.82 = 13,710.45 : x
  2. Step 2: Convert to fraction form
    23,781.99/32,818.82 = 13,710.45/x
  3. Step 3: Cross multiply
    23,781.99x = 32,818.82 × 13,710.45
  4. Step 4: Simplify right side
    23,781.99x = 449,960,722.12
  5. Step 5: Solve for x
    x = 449,960,722.12/23,781.99
  6. Step 6: Final answer
    x = 18,920.23

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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.