Home / 27,014.31-40,521.06-13,859.10

Finding the Fourth Proportional to 27,014.31, 40,521.06 and 13,859.10

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Solution

The fourth proportional to 27,014.31, 40,521.06 and 13,859.10 is: 20,788.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,014.31 : 40,521.06 = 13,859.10 : x
  2. Step 2: Convert to fraction form
    27,014.31/40,521.06 = 13,859.10/x
  3. Step 3: Cross multiply
    27,014.31x = 40,521.06 × 13,859.10
  4. Step 4: Simplify right side
    27,014.31x = 561,585,422.65
  5. Step 5: Solve for x
    x = 561,585,422.65/27,014.31
  6. Step 6: Final answer
    x = 20,788.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.