Home / 12,347.14-17,039.46-6,758.14

Finding the Fourth Proportional to 12,347.14, 17,039.46 and 6,758.14

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Solution

The fourth proportional to 12,347.14, 17,039.46 and 6,758.14 is: 9,326.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,347.14 : 17,039.46 = 6,758.14 : x
  2. Step 2: Convert to fraction form
    12,347.14/17,039.46 = 6,758.14/x
  3. Step 3: Cross multiply
    12,347.14x = 17,039.46 × 6,758.14
  4. Step 4: Simplify right side
    12,347.14x = 115,155,056.20
  5. Step 5: Solve for x
    x = 115,155,056.20/12,347.14
  6. Step 6: Final answer
    x = 9,326.46

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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.