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Finding the Fourth Proportional to 16,362.75, 24,420.54 and 14,788.11

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Solution

The fourth proportional to 16,362.75, 24,420.54 and 14,788.11 is: 22,070.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,362.75 : 24,420.54 = 14,788.11 : x
  2. Step 2: Convert to fraction form
    16,362.75/24,420.54 = 14,788.11/x
  3. Step 3: Cross multiply
    16,362.75x = 24,420.54 × 14,788.11
  4. Step 4: Simplify right side
    16,362.75x = 361,133,631.78
  5. Step 5: Solve for x
    x = 361,133,631.78/16,362.75
  6. Step 6: Final answer
    x = 22,070.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.