Home / 47,083.55-70,625.43-11,545.02

Finding the Fourth Proportional to 47,083.55, 70,625.43 and 11,545.02

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Solution

The fourth proportional to 47,083.55, 70,625.43 and 11,545.02 is: 17,317.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,083.55 : 70,625.43 = 11,545.02 : x
  2. Step 2: Convert to fraction form
    47,083.55/70,625.43 = 11,545.02/x
  3. Step 3: Cross multiply
    47,083.55x = 70,625.43 × 11,545.02
  4. Step 4: Simplify right side
    47,083.55x = 815,372,001.86
  5. Step 5: Solve for x
    x = 815,372,001.86/47,083.55
  6. Step 6: Final answer
    x = 17,317.56

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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.