Home / 30,000.12-41,040.38-29,873.76

Finding the Fourth Proportional to 30,000.12, 41,040.38 and 29,873.76

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Solution

The fourth proportional to 30,000.12, 41,040.38 and 29,873.76 is: 40,867.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,000.12 : 41,040.38 = 29,873.76 : x
  2. Step 2: Convert to fraction form
    30,000.12/41,040.38 = 29,873.76/x
  3. Step 3: Cross multiply
    30,000.12x = 41,040.38 × 29,873.76
  4. Step 4: Simplify right side
    30,000.12x = 1,226,030,462.43
  5. Step 5: Solve for x
    x = 1,226,030,462.43/30,000.12
  6. Step 6: Final answer
    x = 40,867.52

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.