Home / 17,360.30-23,956.08-11,072

Finding the Fourth Proportional to 17,360.30, 23,956.08 and 11,072

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Solution

The fourth proportional to 17,360.30, 23,956.08 and 11,072 is: 15,278.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,360.30 : 23,956.08 = 11,072 : x
  2. Step 2: Convert to fraction form
    17,360.30/23,956.08 = 11,072/x
  3. Step 3: Cross multiply
    17,360.30x = 23,956.08 × 11,072
  4. Step 4: Simplify right side
    17,360.30x = 265,241,717.76
  5. Step 5: Solve for x
    x = 265,241,717.76/17,360.30
  6. Step 6: Final answer
    x = 15,278.64

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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.