Home / 30,850.49-46,294.24-13,320.29

Finding the Fourth Proportional to 30,850.49, 46,294.24 and 13,320.29

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Solution

The fourth proportional to 30,850.49, 46,294.24 and 13,320.29 is: 19,988.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,850.49 : 46,294.24 = 13,320.29 : x
  2. Step 2: Convert to fraction form
    30,850.49/46,294.24 = 13,320.29/x
  3. Step 3: Cross multiply
    30,850.49x = 46,294.24 × 13,320.29
  4. Step 4: Simplify right side
    30,850.49x = 616,652,784.56
  5. Step 5: Solve for x
    x = 616,652,784.56/30,850.49
  6. Step 6: Final answer
    x = 19,988.43

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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.