Home / 23,728.14-32,746.68-13,118.76

Finding the Fourth Proportional to 23,728.14, 32,746.68 and 13,118.76

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Solution

The fourth proportional to 23,728.14, 32,746.68 and 13,118.76 is: 18,104.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,728.14 : 32,746.68 = 13,118.76 : x
  2. Step 2: Convert to fraction form
    23,728.14/32,746.68 = 13,118.76/x
  3. Step 3: Cross multiply
    23,728.14x = 32,746.68 × 13,118.76
  4. Step 4: Simplify right side
    23,728.14x = 429,595,835.72
  5. Step 5: Solve for x
    x = 429,595,835.72/23,728.14
  6. Step 6: Final answer
    x = 18,104.91

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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.