Home / 47,319.20-70,992.50-15,297.59

Finding the Fourth Proportional to 47,319.20, 70,992.50 and 15,297.59

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Solution

The fourth proportional to 47,319.20, 70,992.50 and 15,297.59 is: 22,950.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,319.20 : 70,992.50 = 15,297.59 : x
  2. Step 2: Convert to fraction form
    47,319.20/70,992.50 = 15,297.59/x
  3. Step 3: Cross multiply
    47,319.20x = 70,992.50 × 15,297.59
  4. Step 4: Simplify right side
    47,319.20x = 1,086,014,345.12
  5. Step 5: Solve for x
    x = 1,086,014,345.12/47,319.20
  6. Step 6: Final answer
    x = 22,950.82

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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.