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Finding the Fourth Proportional to 56,341.74, 84,506.21 and 14,791.98

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Solution

The fourth proportional to 56,341.74, 84,506.21 and 14,791.98 is: 22,186.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,341.74 : 84,506.21 = 14,791.98 : x
  2. Step 2: Convert to fraction form
    56,341.74/84,506.21 = 14,791.98/x
  3. Step 3: Cross multiply
    56,341.74x = 84,506.21 × 14,791.98
  4. Step 4: Simplify right side
    56,341.74x = 1,250,014,168.20
  5. Step 5: Solve for x
    x = 1,250,014,168.20/56,341.74
  6. Step 6: Final answer
    x = 22,186.29

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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.