Home / 17,519.85-26,260.23-6,987.11

Finding the Fourth Proportional to 17,519.85, 26,260.23 and 6,987.11

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Solution

The fourth proportional to 17,519.85, 26,260.23 and 6,987.11 is: 10,472.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,519.85 : 26,260.23 = 6,987.11 : x
  2. Step 2: Convert to fraction form
    17,519.85/26,260.23 = 6,987.11/x
  3. Step 3: Cross multiply
    17,519.85x = 26,260.23 × 6,987.11
  4. Step 4: Simplify right side
    17,519.85x = 183,482,984.33
  5. Step 5: Solve for x
    x = 183,482,984.33/17,519.85
  6. Step 6: Final answer
    x = 10,472.86

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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.