Home / 50,429.08-75,621.75-17,140.21

Finding the Fourth Proportional to 50,429.08, 75,621.75 and 17,140.21

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Solution

The fourth proportional to 50,429.08, 75,621.75 and 17,140.21 is: 25,702.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,429.08 : 75,621.75 = 17,140.21 : x
  2. Step 2: Convert to fraction form
    50,429.08/75,621.75 = 17,140.21/x
  3. Step 3: Cross multiply
    50,429.08x = 75,621.75 × 17,140.21
  4. Step 4: Simplify right side
    50,429.08x = 1,296,172,297.46
  5. Step 5: Solve for x
    x = 1,296,172,297.46/50,429.08
  6. Step 6: Final answer
    x = 25,702.87

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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.