Home / 28,052.50-42,046.47-11,394.25

Finding the Fourth Proportional to 28,052.50, 42,046.47 and 11,394.25

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Solution

The fourth proportional to 28,052.50, 42,046.47 and 11,394.25 is: 17,078.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,052.50 : 42,046.47 = 11,394.25 : x
  2. Step 2: Convert to fraction form
    28,052.50/42,046.47 = 11,394.25/x
  3. Step 3: Cross multiply
    28,052.50x = 42,046.47 × 11,394.25
  4. Step 4: Simplify right side
    28,052.50x = 479,087,990.80
  5. Step 5: Solve for x
    x = 479,087,990.80/28,052.50
  6. Step 6: Final answer
    x = 17,078.26

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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.