Home / 23,712.91-32,722.41-12,955.65

Finding the Fourth Proportional to 23,712.91, 32,722.41 and 12,955.65

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Solution

The fourth proportional to 23,712.91, 32,722.41 and 12,955.65 is: 17,878.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.91 : 32,722.41 = 12,955.65 : x
  2. Step 2: Convert to fraction form
    23,712.91/32,722.41 = 12,955.65/x
  3. Step 3: Cross multiply
    23,712.91x = 32,722.41 × 12,955.65
  4. Step 4: Simplify right side
    23,712.91x = 423,940,016.99
  5. Step 5: Solve for x
    x = 423,940,016.99/23,712.91
  6. Step 6: Final answer
    x = 17,878.03

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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.