Home / 49,017.80-73,545.90-19,430.60

Finding the Fourth Proportional to 49,017.80, 73,545.90 and 19,430.60

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Solution

The fourth proportional to 49,017.80, 73,545.90 and 19,430.60 is: 29,153.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,017.80 : 73,545.90 = 19,430.60 : x
  2. Step 2: Convert to fraction form
    49,017.80/73,545.90 = 19,430.60/x
  3. Step 3: Cross multiply
    49,017.80x = 73,545.90 × 19,430.60
  4. Step 4: Simplify right side
    49,017.80x = 1,429,040,964.54
  5. Step 5: Solve for x
    x = 1,429,040,964.54/49,017.80
  6. Step 6: Final answer
    x = 29,153.51

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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.