Home / 15,488.98-23,236.08-7,165.60

Finding the Fourth Proportional to 15,488.98, 23,236.08 and 7,165.60

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Solution

The fourth proportional to 15,488.98, 23,236.08 and 7,165.60 is: 10,749.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,488.98 : 23,236.08 = 7,165.60 : x
  2. Step 2: Convert to fraction form
    15,488.98/23,236.08 = 7,165.60/x
  3. Step 3: Cross multiply
    15,488.98x = 23,236.08 × 7,165.60
  4. Step 4: Simplify right side
    15,488.98x = 166,500,454.85
  5. Step 5: Solve for x
    x = 166,500,454.85/15,488.98
  6. Step 6: Final answer
    x = 10,749.61

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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.