Home / 15,390.44-23,083.04-4,294.55

Finding the Fourth Proportional to 15,390.44, 23,083.04 and 4,294.55

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Solution

The fourth proportional to 15,390.44, 23,083.04 and 4,294.55 is: 6,441.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,390.44 : 23,083.04 = 4,294.55 : x
  2. Step 2: Convert to fraction form
    15,390.44/23,083.04 = 4,294.55/x
  3. Step 3: Cross multiply
    15,390.44x = 23,083.04 × 4,294.55
  4. Step 4: Simplify right side
    15,390.44x = 99,131,298.24
  5. Step 5: Solve for x
    x = 99,131,298.24/15,390.44
  6. Step 6: Final answer
    x = 6,441.09

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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.