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Finding the Fourth Proportional to 24,608.34, 36,860.13 and 12,886.02

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Solution

The fourth proportional to 24,608.34, 36,860.13 and 12,886.02 is: 19,301.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,608.34 : 36,860.13 = 12,886.02 : x
  2. Step 2: Convert to fraction form
    24,608.34/36,860.13 = 12,886.02/x
  3. Step 3: Cross multiply
    24,608.34x = 36,860.13 × 12,886.02
  4. Step 4: Simplify right side
    24,608.34x = 474,980,372.38
  5. Step 5: Solve for x
    x = 474,980,372.38/24,608.34
  6. Step 6: Final answer
    x = 19,301.60

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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.