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Finding the Fourth Proportional to 32,388.98, 44,699.98 and 18,959.42

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Solution

The fourth proportional to 32,388.98, 44,699.98 and 18,959.42 is: 26,165.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,388.98 : 44,699.98 = 18,959.42 : x
  2. Step 2: Convert to fraction form
    32,388.98/44,699.98 = 18,959.42/x
  3. Step 3: Cross multiply
    32,388.98x = 44,699.98 × 18,959.42
  4. Step 4: Simplify right side
    32,388.98x = 847,485,694.81
  5. Step 5: Solve for x
    x = 847,485,694.81/32,388.98
  6. Step 6: Final answer
    x = 26,165.87

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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.