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Finding the Fourth Proportional to 56,463, 84,699.41 and 14,910

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Solution

The fourth proportional to 56,463, 84,699.41 and 14,910 is: 22,366.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,463 : 84,699.41 = 14,910 : x
  2. Step 2: Convert to fraction form
    56,463/84,699.41 = 14,910/x
  3. Step 3: Cross multiply
    56,463x = 84,699.41 × 14,910
  4. Step 4: Simplify right side
    56,463x = 1,262,868,128.55
  5. Step 5: Solve for x
    x = 1,262,868,128.55/56,463
  6. Step 6: Final answer
    x = 22,366.30

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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.