Home / 15,996.10-23,983.89-6,642.58

Finding the Fourth Proportional to 15,996.10, 23,983.89 and 6,642.58

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Solution

The fourth proportional to 15,996.10, 23,983.89 and 6,642.58 is: 9,959.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,996.10 : 23,983.89 = 6,642.58 : x
  2. Step 2: Convert to fraction form
    15,996.10/23,983.89 = 6,642.58/x
  3. Step 3: Cross multiply
    15,996.10x = 23,983.89 × 6,642.58
  4. Step 4: Simplify right side
    15,996.10x = 159,314,908.04
  5. Step 5: Solve for x
    x = 159,314,908.04/15,996.10
  6. Step 6: Final answer
    x = 9,959.61

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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.