Home / 50,715.01-69,980.62-29,211.75

Finding the Fourth Proportional to 50,715.01, 69,980.62 and 29,211.75

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Solution

The fourth proportional to 50,715.01, 69,980.62 and 29,211.75 is: 40,308.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,715.01 : 69,980.62 = 29,211.75 : x
  2. Step 2: Convert to fraction form
    50,715.01/69,980.62 = 29,211.75/x
  3. Step 3: Cross multiply
    50,715.01x = 69,980.62 × 29,211.75
  4. Step 4: Simplify right side
    50,715.01x = 2,044,256,551.24
  5. Step 5: Solve for x
    x = 2,044,256,551.24/50,715.01
  6. Step 6: Final answer
    x = 40,308.71

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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.