Home / 28,208.49-42,268.23-10,414.66

Finding the Fourth Proportional to 28,208.49, 42,268.23 and 10,414.66

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Solution

The fourth proportional to 28,208.49, 42,268.23 and 10,414.66 is: 15,605.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,208.49 : 42,268.23 = 10,414.66 : x
  2. Step 2: Convert to fraction form
    28,208.49/42,268.23 = 10,414.66/x
  3. Step 3: Cross multiply
    28,208.49x = 42,268.23 × 10,414.66
  4. Step 4: Simplify right side
    28,208.49x = 440,209,244.25
  5. Step 5: Solve for x
    x = 440,209,244.25/28,208.49
  6. Step 6: Final answer
    x = 15,605.56

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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.