Home / 16,803.10-25,208.31-5,116.02

Finding the Fourth Proportional to 16,803.10, 25,208.31 and 5,116.02

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Solution

The fourth proportional to 16,803.10, 25,208.31 and 5,116.02 is: 7,675.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,803.10 : 25,208.31 = 5,116.02 : x
  2. Step 2: Convert to fraction form
    16,803.10/25,208.31 = 5,116.02/x
  3. Step 3: Cross multiply
    16,803.10x = 25,208.31 × 5,116.02
  4. Step 4: Simplify right side
    16,803.10x = 128,966,213.68
  5. Step 5: Solve for x
    x = 128,966,213.68/16,803.10
  6. Step 6: Final answer
    x = 7,675.14

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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.