Home / 46,280.20-69,452.70-20,003.80

Finding the Fourth Proportional to 46,280.20, 69,452.70 and 20,003.80

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Solution

The fourth proportional to 46,280.20, 69,452.70 and 20,003.80 is: 30,019.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    46,280.20 : 69,452.70 = 20,003.80 : x
  2. Step 2: Convert to fraction form
    46,280.20/69,452.70 = 20,003.80/x
  3. Step 3: Cross multiply
    46,280.20x = 69,452.70 × 20,003.80
  4. Step 4: Simplify right side
    46,280.20x = 1,389,317,920.26
  5. Step 5: Solve for x
    x = 1,389,317,920.26/46,280.20
  6. Step 6: Final answer
    x = 30,019.70

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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.