Home / 50,089.19-69,130.67-28,578.83

Finding the Fourth Proportional to 50,089.19, 69,130.67 and 28,578.83

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Solution

The fourth proportional to 50,089.19, 69,130.67 and 28,578.83 is: 39,443.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,089.19 : 69,130.67 = 28,578.83 : x
  2. Step 2: Convert to fraction form
    50,089.19/69,130.67 = 28,578.83/x
  3. Step 3: Cross multiply
    50,089.19x = 69,130.67 × 28,578.83
  4. Step 4: Simplify right side
    50,089.19x = 1,975,673,177.17
  5. Step 5: Solve for x
    x = 1,975,673,177.17/50,089.19
  6. Step 6: Final answer
    x = 39,443.11

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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.