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Finding the Fourth Proportional to 47,267.82, 70,894.44 and 20,967.93

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Solution

The fourth proportional to 47,267.82, 70,894.44 and 20,967.93 is: 31,448.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,267.82 : 70,894.44 = 20,967.93 : x
  2. Step 2: Convert to fraction form
    47,267.82/70,894.44 = 20,967.93/x
  3. Step 3: Cross multiply
    47,267.82x = 70,894.44 × 20,967.93
  4. Step 4: Simplify right side
    47,267.82x = 1,486,509,655.31
  5. Step 5: Solve for x
    x = 1,486,509,655.31/47,267.82
  6. Step 6: Final answer
    x = 31,448.66

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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.