Home / 28,048.80-42,091.46-14,910.40

Finding the Fourth Proportional to 28,048.80, 42,091.46 and 14,910.40

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Solution

The fourth proportional to 28,048.80, 42,091.46 and 14,910.40 is: 22,375.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,048.80 : 42,091.46 = 14,910.40 : x
  2. Step 2: Convert to fraction form
    28,048.80/42,091.46 = 14,910.40/x
  3. Step 3: Cross multiply
    28,048.80x = 42,091.46 × 14,910.40
  4. Step 4: Simplify right side
    28,048.80x = 627,600,505.18
  5. Step 5: Solve for x
    x = 627,600,505.18/28,048.80
  6. Step 6: Final answer
    x = 22,375.31

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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.