Home / 21,626.78-32,438.55-6,045.62

Finding the Fourth Proportional to 21,626.78, 32,438.55 and 6,045.62

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Solution

The fourth proportional to 21,626.78, 32,438.55 and 6,045.62 is: 9,067.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,626.78 : 32,438.55 = 6,045.62 : x
  2. Step 2: Convert to fraction form
    21,626.78/32,438.55 = 6,045.62/x
  3. Step 3: Cross multiply
    21,626.78x = 32,438.55 × 6,045.62
  4. Step 4: Simplify right side
    21,626.78x = 196,111,146.65
  5. Step 5: Solve for x
    x = 196,111,146.65/21,626.78
  6. Step 6: Final answer
    x = 9,067.98

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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.