Home / 27,309.17-40,952.16-11,521.28

Finding the Fourth Proportional to 27,309.17, 40,952.16 and 11,521.28

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Solution

The fourth proportional to 27,309.17, 40,952.16 and 11,521.28 is: 17,277.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,309.17 : 40,952.16 = 11,521.28 : x
  2. Step 2: Convert to fraction form
    27,309.17/40,952.16 = 11,521.28/x
  3. Step 3: Cross multiply
    27,309.17x = 40,952.16 × 11,521.28
  4. Step 4: Simplify right side
    27,309.17x = 471,821,301.96
  5. Step 5: Solve for x
    x = 471,821,301.96/27,309.17
  6. Step 6: Final answer
    x = 17,277.03

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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.