Home / 17,935.11-26,903.35-9,159.78

Finding the Fourth Proportional to 17,935.11, 26,903.35 and 9,159.78

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Solution

The fourth proportional to 17,935.11, 26,903.35 and 9,159.78 is: 13,740.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,935.11 : 26,903.35 = 9,159.78 : x
  2. Step 2: Convert to fraction form
    17,935.11/26,903.35 = 9,159.78/x
  3. Step 3: Cross multiply
    17,935.11x = 26,903.35 × 9,159.78
  4. Step 4: Simplify right side
    17,935.11x = 246,428,677.83
  5. Step 5: Solve for x
    x = 246,428,677.83/17,935.11
  6. Step 6: Final answer
    x = 13,740.01

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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.