Home / 30,850.48-46,280.40-10,069.12

Finding the Fourth Proportional to 30,850.48, 46,280.40 and 10,069.12

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Solution

The fourth proportional to 30,850.48, 46,280.40 and 10,069.12 is: 15,105.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,850.48 : 46,280.40 = 10,069.12 : x
  2. Step 2: Convert to fraction form
    30,850.48/46,280.40 = 10,069.12/x
  3. Step 3: Cross multiply
    30,850.48x = 46,280.40 × 10,069.12
  4. Step 4: Simplify right side
    30,850.48x = 466,002,901.25
  5. Step 5: Solve for x
    x = 466,002,901.25/30,850.48
  6. Step 6: Final answer
    x = 15,105.21

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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.