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Finding the Fourth Proportional to 15,671.76, 23,504.04 and 7,236.24

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Solution

The fourth proportional to 15,671.76, 23,504.04 and 7,236.24 is: 10,852.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,671.76 : 23,504.04 = 7,236.24 : x
  2. Step 2: Convert to fraction form
    15,671.76/23,504.04 = 7,236.24/x
  3. Step 3: Cross multiply
    15,671.76x = 23,504.04 × 7,236.24
  4. Step 4: Simplify right side
    15,671.76x = 170,080,874.41
  5. Step 5: Solve for x
    x = 170,080,874.41/15,671.76
  6. Step 6: Final answer
    x = 10,852.70

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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.