Home / 15,434.98-23,149.77-4,339.03

Finding the Fourth Proportional to 15,434.98, 23,149.77 and 4,339.03

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Solution

The fourth proportional to 15,434.98, 23,149.77 and 4,339.03 is: 6,507.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,434.98 : 23,149.77 = 4,339.03 : x
  2. Step 2: Convert to fraction form
    15,434.98/23,149.77 = 4,339.03/x
  3. Step 3: Cross multiply
    15,434.98x = 23,149.77 × 4,339.03
  4. Step 4: Simplify right side
    15,434.98x = 100,447,605.30
  5. Step 5: Solve for x
    x = 100,447,605.30/15,434.98
  6. Step 6: Final answer
    x = 6,507.79

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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.