Home / 23,731.64-32,746.80-13,119.82

Finding the Fourth Proportional to 23,731.64, 32,746.80 and 13,119.82

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Solution

The fourth proportional to 23,731.64, 32,746.80 and 13,119.82 is: 18,103.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,731.64 : 32,746.80 = 13,119.82 : x
  2. Step 2: Convert to fraction form
    23,731.64/32,746.80 = 13,119.82/x
  3. Step 3: Cross multiply
    23,731.64x = 32,746.80 × 13,119.82
  4. Step 4: Simplify right side
    23,731.64x = 429,632,121.58
  5. Step 5: Solve for x
    x = 429,632,121.58/23,731.64
  6. Step 6: Final answer
    x = 18,103.77

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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.