Home / 15,857.06-23,787.15-5,864.43

Finding the Fourth Proportional to 15,857.06, 23,787.15 and 5,864.43

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Solution

The fourth proportional to 15,857.06, 23,787.15 and 5,864.43 is: 8,797.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,857.06 : 23,787.15 = 5,864.43 : x
  2. Step 2: Convert to fraction form
    15,857.06/23,787.15 = 5,864.43/x
  3. Step 3: Cross multiply
    15,857.06x = 23,787.15 × 5,864.43
  4. Step 4: Simplify right side
    15,857.06x = 139,497,957.14
  5. Step 5: Solve for x
    x = 139,497,957.14/15,857.06
  6. Step 6: Final answer
    x = 8,797.22

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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.