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Finding the Fourth Proportional to 15,265.60, 22,907.22 and 8,245.74

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Solution

The fourth proportional to 15,265.60, 22,907.22 and 8,245.74 is: 12,373.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,265.60 : 22,907.22 = 8,245.74 : x
  2. Step 2: Convert to fraction form
    15,265.60/22,907.22 = 8,245.74/x
  3. Step 3: Cross multiply
    15,265.60x = 22,907.22 × 8,245.74
  4. Step 4: Simplify right side
    15,265.60x = 188,886,980.24
  5. Step 5: Solve for x
    x = 188,886,980.24/15,265.60
  6. Step 6: Final answer
    x = 12,373.37

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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.