Home / 53,028.20-79,516.38-30,849.32

Finding the Fourth Proportional to 53,028.20, 79,516.38 and 30,849.32

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Solution

The fourth proportional to 53,028.20, 79,516.38 and 30,849.32 is: 46,258.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,028.20 : 79,516.38 = 30,849.32 : x
  2. Step 2: Convert to fraction form
    53,028.20/79,516.38 = 30,849.32/x
  3. Step 3: Cross multiply
    53,028.20x = 79,516.38 × 30,849.32
  4. Step 4: Simplify right side
    53,028.20x = 2,453,026,251.86
  5. Step 5: Solve for x
    x = 2,453,026,251.86/53,028.20
  6. Step 6: Final answer
    x = 46,258.90

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.