Home / 50,636.72-69,873.96-29,415.68

Finding the Fourth Proportional to 50,636.72, 69,873.96 and 29,415.68

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Solution

The fourth proportional to 50,636.72, 69,873.96 and 29,415.68 is: 40,590.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,636.72 : 69,873.96 = 29,415.68 : x
  2. Step 2: Convert to fraction form
    50,636.72/69,873.96 = 29,415.68/x
  3. Step 3: Cross multiply
    50,636.72x = 69,873.96 × 29,415.68
  4. Step 4: Simplify right side
    50,636.72x = 2,055,390,047.69
  5. Step 5: Solve for x
    x = 2,055,390,047.69/50,636.72
  6. Step 6: Final answer
    x = 40,590.90

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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.