Home / 32,669.12-45,083.84-17,765.12

Finding the Fourth Proportional to 32,669.12, 45,083.84 and 17,765.12

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Solution

The fourth proportional to 32,669.12, 45,083.84 and 17,765.12 is: 24,516.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,669.12 : 45,083.84 = 17,765.12 : x
  2. Step 2: Convert to fraction form
    32,669.12/45,083.84 = 17,765.12/x
  3. Step 3: Cross multiply
    32,669.12x = 45,083.84 × 17,765.12
  4. Step 4: Simplify right side
    32,669.12x = 800,919,827.66
  5. Step 5: Solve for x
    x = 800,919,827.66/32,669.12
  6. Step 6: Final answer
    x = 24,516.11

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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.