Home / 18,216.51-27,282.23-14,023.24

Finding the Fourth Proportional to 18,216.51, 27,282.23 and 14,023.24

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Solution

The fourth proportional to 18,216.51, 27,282.23 and 14,023.24 is: 21,002.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,216.51 : 27,282.23 = 14,023.24 : x
  2. Step 2: Convert to fraction form
    18,216.51/27,282.23 = 14,023.24/x
  3. Step 3: Cross multiply
    18,216.51x = 27,282.23 × 14,023.24
  4. Step 4: Simplify right side
    18,216.51x = 382,585,259.03
  5. Step 5: Solve for x
    x = 382,585,259.03/18,216.51
  6. Step 6: Final answer
    x = 21,002.12

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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.