Home / 12,837.36-17,713.56-7,248.24

Finding the Fourth Proportional to 12,837.36, 17,713.56 and 7,248.24

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Solution

The fourth proportional to 12,837.36, 17,713.56 and 7,248.24 is: 10,001.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,837.36 : 17,713.56 = 7,248.24 : x
  2. Step 2: Convert to fraction form
    12,837.36/17,713.56 = 7,248.24/x
  3. Step 3: Cross multiply
    12,837.36x = 17,713.56 × 7,248.24
  4. Step 4: Simplify right side
    12,837.36x = 128,392,134.13
  5. Step 5: Solve for x
    x = 128,392,134.13/12,837.36
  6. Step 6: Final answer
    x = 10,001.44

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.