Home / 15,957.66-23,939.96-4,864.06

Finding the Fourth Proportional to 15,957.66, 23,939.96 and 4,864.06

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Solution

The fourth proportional to 15,957.66, 23,939.96 and 4,864.06 is: 7,297.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,957.66 : 23,939.96 = 4,864.06 : x
  2. Step 2: Convert to fraction form
    15,957.66/23,939.96 = 4,864.06/x
  3. Step 3: Cross multiply
    15,957.66x = 23,939.96 × 4,864.06
  4. Step 4: Simplify right side
    15,957.66x = 116,445,401.84
  5. Step 5: Solve for x
    x = 116,445,401.84/15,957.66
  6. Step 6: Final answer
    x = 7,297.15

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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.