Home / 23,758.74-32,788.20-13,688.73

Finding the Fourth Proportional to 23,758.74, 32,788.20 and 13,688.73

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Solution

The fourth proportional to 23,758.74, 32,788.20 and 13,688.73 is: 18,891.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,758.74 : 32,788.20 = 13,688.73 : x
  2. Step 2: Convert to fraction form
    23,758.74/32,788.20 = 13,688.73/x
  3. Step 3: Cross multiply
    23,758.74x = 32,788.20 × 13,688.73
  4. Step 4: Simplify right side
    23,758.74x = 448,828,816.99
  5. Step 5: Solve for x
    x = 448,828,816.99/23,758.74
  6. Step 6: Final answer
    x = 18,891.10

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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.