Home / 23,067.65-31,833.35-12,457.28

Finding the Fourth Proportional to 23,067.65, 31,833.35 and 12,457.28

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Solution

The fourth proportional to 23,067.65, 31,833.35 and 12,457.28 is: 17,191.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,067.65 : 31,833.35 = 12,457.28 : x
  2. Step 2: Convert to fraction form
    23,067.65/31,833.35 = 12,457.28/x
  3. Step 3: Cross multiply
    23,067.65x = 31,833.35 × 12,457.28
  4. Step 4: Simplify right side
    23,067.65x = 396,556,954.29
  5. Step 5: Solve for x
    x = 396,556,954.29/23,067.65
  6. Step 6: Final answer
    x = 17,191.05

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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.