Home / 16,959.88-25,442.48-5,270.32

Finding the Fourth Proportional to 16,959.88, 25,442.48 and 5,270.32

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Solution

The fourth proportional to 16,959.88, 25,442.48 and 5,270.32 is: 7,906.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,959.88 : 25,442.48 = 5,270.32 : x
  2. Step 2: Convert to fraction form
    16,959.88/25,442.48 = 5,270.32/x
  3. Step 3: Cross multiply
    16,959.88x = 25,442.48 × 5,270.32
  4. Step 4: Simplify right side
    16,959.88x = 134,090,011.19
  5. Step 5: Solve for x
    x = 134,090,011.19/16,959.88
  6. Step 6: Final answer
    x = 7,906.31

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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.