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Finding the Fourth Proportional to 23,973.61, 33,084.02 and 13,362.11

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Solution

The fourth proportional to 23,973.61, 33,084.02 and 13,362.11 is: 18,439.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,973.61 : 33,084.02 = 13,362.11 : x
  2. Step 2: Convert to fraction form
    23,973.61/33,084.02 = 13,362.11/x
  3. Step 3: Cross multiply
    23,973.61x = 33,084.02 × 13,362.11
  4. Step 4: Simplify right side
    23,973.61x = 442,072,082.25
  5. Step 5: Solve for x
    x = 442,072,082.25/23,973.61
  6. Step 6: Final answer
    x = 18,439.95

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1.5x scale

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.