Home / 27,589.28-41,386.34-8,871

Finding the Fourth Proportional to 27,589.28, 41,386.34 and 8,871

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Solution

The fourth proportional to 27,589.28, 41,386.34 and 8,871 is: 13,307.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,589.28 : 41,386.34 = 8,871 : x
  2. Step 2: Convert to fraction form
    27,589.28/41,386.34 = 8,871/x
  3. Step 3: Cross multiply
    27,589.28x = 41,386.34 × 8,871
  4. Step 4: Simplify right side
    27,589.28x = 367,138,222.14
  5. Step 5: Solve for x
    x = 367,138,222.14/27,589.28
  6. Step 6: Final answer
    x = 13,307.28

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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.