Home / 27,239.14-40,820.91-12,411.82

Finding the Fourth Proportional to 27,239.14, 40,820.91 and 12,411.82

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Solution

The fourth proportional to 27,239.14, 40,820.91 and 12,411.82 is: 18,600.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,239.14 : 40,820.91 = 12,411.82 : x
  2. Step 2: Convert to fraction form
    27,239.14/40,820.91 = 12,411.82/x
  3. Step 3: Cross multiply
    27,239.14x = 40,820.91 × 12,411.82
  4. Step 4: Simplify right side
    27,239.14x = 506,661,787.16
  5. Step 5: Solve for x
    x = 506,661,787.16/27,239.14
  6. Step 6: Final answer
    x = 18,600.51

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1.5x scale

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.