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Finding the Fourth Proportional to 24,187.70, 36,272.90 and 8,602.22

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Solution

The fourth proportional to 24,187.70, 36,272.90 and 8,602.22 is: 12,900.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,187.70 : 36,272.90 = 8,602.22 : x
  2. Step 2: Convert to fraction form
    24,187.70/36,272.90 = 8,602.22/x
  3. Step 3: Cross multiply
    24,187.70x = 36,272.90 × 8,602.22
  4. Step 4: Simplify right side
    24,187.70x = 312,027,465.84
  5. Step 5: Solve for x
    x = 312,027,465.84/24,187.70
  6. Step 6: Final answer
    x = 12,900.25

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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.