Home / 27,913.17-41,871.12-11,271.13

Finding the Fourth Proportional to 27,913.17, 41,871.12 and 11,271.13

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Solution

The fourth proportional to 27,913.17, 41,871.12 and 11,271.13 is: 16,907.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,913.17 : 41,871.12 = 11,271.13 : x
  2. Step 2: Convert to fraction form
    27,913.17/41,871.12 = 11,271.13/x
  3. Step 3: Cross multiply
    27,913.17x = 41,871.12 × 11,271.13
  4. Step 4: Simplify right side
    27,913.17x = 471,934,836.77
  5. Step 5: Solve for x
    x = 471,934,836.77/27,913.17
  6. Step 6: Final answer
    x = 16,907.25

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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.