Home / 27,311.17-40,955.16-11,523.28

Finding the Fourth Proportional to 27,311.17, 40,955.16 and 11,523.28

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Solution

The fourth proportional to 27,311.17, 40,955.16 and 11,523.28 is: 17,280.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,311.17 : 40,955.16 = 11,523.28 : x
  2. Step 2: Convert to fraction form
    27,311.17/40,955.16 = 11,523.28/x
  3. Step 3: Cross multiply
    27,311.17x = 40,955.16 × 11,523.28
  4. Step 4: Simplify right side
    27,311.17x = 471,937,776.12
  5. Step 5: Solve for x
    x = 471,937,776.12/27,311.17
  6. Step 6: Final answer
    x = 17,280.03

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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.