Home / 11,244.50-15,518.72-9,352.74

Finding the Fourth Proportional to 11,244.50, 15,518.72 and 9,352.74

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Solution

The fourth proportional to 11,244.50, 15,518.72 and 9,352.74 is: 12,907.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,244.50 : 15,518.72 = 9,352.74 : x
  2. Step 2: Convert to fraction form
    11,244.50/15,518.72 = 9,352.74/x
  3. Step 3: Cross multiply
    11,244.50x = 15,518.72 × 9,352.74
  4. Step 4: Simplify right side
    11,244.50x = 145,142,553.29
  5. Step 5: Solve for x
    x = 145,142,553.29/11,244.50
  6. Step 6: Final answer
    x = 12,907.87

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.