Home / 17,186.76-23,712.48-10,115.46

Finding the Fourth Proportional to 17,186.76, 23,712.48 and 10,115.46

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Solution

The fourth proportional to 17,186.76, 23,712.48 and 10,115.46 is: 13,956.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,186.76 : 23,712.48 = 10,115.46 : x
  2. Step 2: Convert to fraction form
    17,186.76/23,712.48 = 10,115.46/x
  3. Step 3: Cross multiply
    17,186.76x = 23,712.48 × 10,115.46
  4. Step 4: Simplify right side
    17,186.76x = 239,862,642.94
  5. Step 5: Solve for x
    x = 239,862,642.94/17,186.76
  6. Step 6: Final answer
    x = 13,956.25

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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.