Home / 23,767.40-32,789.42-13,690.45

Finding the Fourth Proportional to 23,767.40, 32,789.42 and 13,690.45

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Solution

The fourth proportional to 23,767.40, 32,789.42 and 13,690.45 is: 18,887.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,767.40 : 32,789.42 = 13,690.45 : x
  2. Step 2: Convert to fraction form
    23,767.40/32,789.42 = 13,690.45/x
  3. Step 3: Cross multiply
    23,767.40x = 32,789.42 × 13,690.45
  4. Step 4: Simplify right side
    23,767.40x = 448,901,764.61
  5. Step 5: Solve for x
    x = 448,901,764.61/23,767.40
  6. Step 6: Final answer
    x = 18,887.29

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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.