Home / 27,152.85-40,717.73-12,371.16

Finding the Fourth Proportional to 27,152.85, 40,717.73 and 12,371.16

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Solution

The fourth proportional to 27,152.85, 40,717.73 and 12,371.16 is: 18,551.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,152.85 : 40,717.73 = 12,371.16 : x
  2. Step 2: Convert to fraction form
    27,152.85/40,717.73 = 12,371.16/x
  3. Step 3: Cross multiply
    27,152.85x = 40,717.73 × 12,371.16
  4. Step 4: Simplify right side
    27,152.85x = 503,725,701.49
  5. Step 5: Solve for x
    x = 503,725,701.49/27,152.85
  6. Step 6: Final answer
    x = 18,551.48

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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.