Home / 17,907.13-26,860.70-4,759.17

Finding the Fourth Proportional to 17,907.13, 26,860.70 and 4,759.17

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Solution

The fourth proportional to 17,907.13, 26,860.70 and 4,759.17 is: 7,138.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,907.13 : 26,860.70 = 4,759.17 : x
  2. Step 2: Convert to fraction form
    17,907.13/26,860.70 = 4,759.17/x
  3. Step 3: Cross multiply
    17,907.13x = 26,860.70 × 4,759.17
  4. Step 4: Simplify right side
    17,907.13x = 127,834,637.62
  5. Step 5: Solve for x
    x = 127,834,637.62/17,907.13
  6. Step 6: Final answer
    x = 7,138.76

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1.5x scale

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.