Home / 63,285.98-94,911.39-18,902.21

Finding the Fourth Proportional to 63,285.98, 94,911.39 and 18,902.21

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Solution

The fourth proportional to 63,285.98, 94,911.39 and 18,902.21 is: 28,348.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,285.98 : 94,911.39 = 18,902.21 : x
  2. Step 2: Convert to fraction form
    63,285.98/94,911.39 = 18,902.21/x
  3. Step 3: Cross multiply
    63,285.98x = 94,911.39 × 18,902.21
  4. Step 4: Simplify right side
    63,285.98x = 1,794,034,550.61
  5. Step 5: Solve for x
    x = 1,794,034,550.61/63,285.98
  6. Step 6: Final answer
    x = 28,348.06

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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.