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Finding the Fourth Proportional to 24,752, 34,157.84 and 13,421.68

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Solution

The fourth proportional to 24,752, 34,157.84 and 13,421.68 is: 18,521.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,752 : 34,157.84 = 13,421.68 : x
  2. Step 2: Convert to fraction form
    24,752/34,157.84 = 13,421.68/x
  3. Step 3: Cross multiply
    24,752x = 34,157.84 × 13,421.68
  4. Step 4: Simplify right side
    24,752x = 458,455,597.97
  5. Step 5: Solve for x
    x = 458,455,597.97/24,752
  6. Step 6: Final answer
    x = 18,521.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.