Home / 15,190.84-22,787.07-14,359.78

Finding the Fourth Proportional to 15,190.84, 22,787.07 and 14,359.78

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Solution

The fourth proportional to 15,190.84, 22,787.07 and 14,359.78 is: 21,540.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,190.84 : 22,787.07 = 14,359.78 : x
  2. Step 2: Convert to fraction form
    15,190.84/22,787.07 = 14,359.78/x
  3. Step 3: Cross multiply
    15,190.84x = 22,787.07 × 14,359.78
  4. Step 4: Simplify right side
    15,190.84x = 327,217,312.04
  5. Step 5: Solve for x
    x = 327,217,312.04/15,190.84
  6. Step 6: Final answer
    x = 21,540.44

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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.