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Finding the Fourth Proportional to 24,603.30, 36,918.99 and 13,366.98

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Solution

The fourth proportional to 24,603.30, 36,918.99 and 13,366.98 is: 20,058.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,603.30 : 36,918.99 = 13,366.98 : x
  2. Step 2: Convert to fraction form
    24,603.30/36,918.99 = 13,366.98/x
  3. Step 3: Cross multiply
    24,603.30x = 36,918.99 × 13,366.98
  4. Step 4: Simplify right side
    24,603.30x = 493,495,400.95
  5. Step 5: Solve for x
    x = 493,495,400.95/24,603.30
  6. Step 6: Final answer
    x = 20,058.10

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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.