Home / 19,962.92-27,556.71-12,003.61

Finding the Fourth Proportional to 19,962.92, 27,556.71 and 12,003.61

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Solution

The fourth proportional to 19,962.92, 27,556.71 and 12,003.61 is: 16,569.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,962.92 : 27,556.71 = 12,003.61 : x
  2. Step 2: Convert to fraction form
    19,962.92/27,556.71 = 12,003.61/x
  3. Step 3: Cross multiply
    19,962.92x = 27,556.71 × 12,003.61
  4. Step 4: Simplify right side
    19,962.92x = 330,779,937.49
  5. Step 5: Solve for x
    x = 330,779,937.49/19,962.92
  6. Step 6: Final answer
    x = 16,569.72

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.