Home / 29,187.42-40,441.32-28,556.84

Finding the Fourth Proportional to 29,187.42, 40,441.32 and 28,556.84

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Solution

The fourth proportional to 29,187.42, 40,441.32 and 28,556.84 is: 39,567.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,187.42 : 40,441.32 = 28,556.84 : x
  2. Step 2: Convert to fraction form
    29,187.42/40,441.32 = 28,556.84/x
  3. Step 3: Cross multiply
    29,187.42x = 40,441.32 × 28,556.84
  4. Step 4: Simplify right side
    29,187.42x = 1,154,876,304.63
  5. Step 5: Solve for x
    x = 1,154,876,304.63/29,187.42
  6. Step 6: Final answer
    x = 39,567.60

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.39) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.