Home / 17,858.27-26,787.71-6,770.18

Finding the Fourth Proportional to 17,858.27, 26,787.71 and 6,770.18

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Solution

The fourth proportional to 17,858.27, 26,787.71 and 6,770.18 is: 10,155.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,858.27 : 26,787.71 = 6,770.18 : x
  2. Step 2: Convert to fraction form
    17,858.27/26,787.71 = 6,770.18/x
  3. Step 3: Cross multiply
    17,858.27x = 26,787.71 × 6,770.18
  4. Step 4: Simplify right side
    17,858.27x = 181,357,702.38
  5. Step 5: Solve for x
    x = 181,357,702.38/17,858.27
  6. Step 6: Final answer
    x = 10,155.39

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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.