Home / 15,408.15-23,107.13-5,017.47

Finding the Fourth Proportional to 15,408.15, 23,107.13 and 5,017.47

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Solution

The fourth proportional to 15,408.15, 23,107.13 and 5,017.47 is: 7,524.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,408.15 : 23,107.13 = 5,017.47 : x
  2. Step 2: Convert to fraction form
    15,408.15/23,107.13 = 5,017.47/x
  3. Step 3: Cross multiply
    15,408.15x = 23,107.13 × 5,017.47
  4. Step 4: Simplify right side
    15,408.15x = 115,939,306.47
  5. Step 5: Solve for x
    x = 115,939,306.47/15,408.15
  6. Step 6: Final answer
    x = 7,524.54

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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.