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Finding the Fourth Proportional to 56,252, 84,378.82 and 14,699

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Solution

The fourth proportional to 56,252, 84,378.82 and 14,699 is: 22,048.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,252 : 84,378.82 = 14,699 : x
  2. Step 2: Convert to fraction form
    56,252/84,378.82 = 14,699/x
  3. Step 3: Cross multiply
    56,252x = 84,378.82 × 14,699
  4. Step 4: Simplify right side
    56,252x = 1,240,284,275.18
  5. Step 5: Solve for x
    x = 1,240,284,275.18/56,252
  6. Step 6: Final answer
    x = 22,048.71

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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.