Home / 26,886.84-40,304.34-12,843.06

Finding the Fourth Proportional to 26,886.84, 40,304.34 and 12,843.06

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Solution

The fourth proportional to 26,886.84, 40,304.34 and 12,843.06 is: 19,252.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,886.84 : 40,304.34 = 12,843.06 : x
  2. Step 2: Convert to fraction form
    26,886.84/40,304.34 = 12,843.06/x
  3. Step 3: Cross multiply
    26,886.84x = 40,304.34 × 12,843.06
  4. Step 4: Simplify right side
    26,886.84x = 517,631,056.88
  5. Step 5: Solve for x
    x = 517,631,056.88/26,886.84
  6. Step 6: Final answer
    x = 19,252.21

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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.