Home / 17,597.64-26,400.54-5,117.96

Finding the Fourth Proportional to 17,597.64, 26,400.54 and 5,117.96

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Solution

The fourth proportional to 17,597.64, 26,400.54 and 5,117.96 is: 7,678.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,597.64 : 26,400.54 = 5,117.96 : x
  2. Step 2: Convert to fraction form
    17,597.64/26,400.54 = 5,117.96/x
  3. Step 3: Cross multiply
    17,597.64x = 26,400.54 × 5,117.96
  4. Step 4: Simplify right side
    17,597.64x = 135,116,907.70
  5. Step 5: Solve for x
    x = 135,116,907.70/17,597.64
  6. Step 6: Final answer
    x = 7,678.13

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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.