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Finding the Fourth Proportional to 56,251, 84,377.32 and 14,698

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Solution

The fourth proportional to 56,251, 84,377.32 and 14,698 is: 22,047.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,251 : 84,377.32 = 14,698 : x
  2. Step 2: Convert to fraction form
    56,251/84,377.32 = 14,698/x
  3. Step 3: Cross multiply
    56,251x = 84,377.32 × 14,698
  4. Step 4: Simplify right side
    56,251x = 1,240,177,849.36
  5. Step 5: Solve for x
    x = 1,240,177,849.36/56,251
  6. Step 6: Final answer
    x = 22,047.21

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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.