Home / 13,017.62-19,498.08-6,758.75

Finding the Fourth Proportional to 13,017.62, 19,498.08 and 6,758.75

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Solution

The fourth proportional to 13,017.62, 19,498.08 and 6,758.75 is: 10,123.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,017.62 : 19,498.08 = 6,758.75 : x
  2. Step 2: Convert to fraction form
    13,017.62/19,498.08 = 6,758.75/x
  3. Step 3: Cross multiply
    13,017.62x = 19,498.08 × 6,758.75
  4. Step 4: Simplify right side
    13,017.62x = 131,782,696.95
  5. Step 5: Solve for x
    x = 131,782,696.95/13,017.62
  6. Step 6: Final answer
    x = 10,123.41

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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.