Home / 23,106.24-31,886.62-12,495.88

Finding the Fourth Proportional to 23,106.24, 31,886.62 and 12,495.88

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Solution

The fourth proportional to 23,106.24, 31,886.62 and 12,495.88 is: 17,244.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,106.24 : 31,886.62 = 12,495.88 : x
  2. Step 2: Convert to fraction form
    23,106.24/31,886.62 = 12,495.88/x
  3. Step 3: Cross multiply
    23,106.24x = 31,886.62 × 12,495.88
  4. Step 4: Simplify right side
    23,106.24x = 398,451,377.13
  5. Step 5: Solve for x
    x = 398,451,377.13/23,106.24
  6. Step 6: Final answer
    x = 17,244.32

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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.