Home / 50,605.56-69,823.08-30,458.16

Finding the Fourth Proportional to 50,605.56, 69,823.08 and 30,458.16

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Solution

The fourth proportional to 50,605.56, 69,823.08 and 30,458.16 is: 42,024.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,605.56 : 69,823.08 = 30,458.16 : x
  2. Step 2: Convert to fraction form
    50,605.56/69,823.08 = 30,458.16/x
  3. Step 3: Cross multiply
    50,605.56x = 69,823.08 × 30,458.16
  4. Step 4: Simplify right side
    50,605.56x = 2,126,682,542.33
  5. Step 5: Solve for x
    x = 2,126,682,542.33/50,605.56
  6. Step 6: Final answer
    x = 42,024.68

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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.