Home / 29,180.34-40,540.73-28,830.42

Finding the Fourth Proportional to 29,180.34, 40,540.73 and 28,830.42

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Solution

The fourth proportional to 29,180.34, 40,540.73 and 28,830.42 is: 40,054.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,180.34 : 40,540.73 = 28,830.42 : x
  2. Step 2: Convert to fraction form
    29,180.34/40,540.73 = 28,830.42/x
  3. Step 3: Cross multiply
    29,180.34x = 40,540.73 × 28,830.42
  4. Step 4: Simplify right side
    29,180.34x = 1,168,806,128.85
  5. Step 5: Solve for x
    x = 1,168,806,128.85/29,180.34
  6. Step 6: Final answer
    x = 40,054.58

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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.