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Finding the Fourth Proportional to 40,053, 60,084.36 and 12,351

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Solution

The fourth proportional to 40,053, 60,084.36 and 12,351 is: 18,528.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,053 : 60,084.36 = 12,351 : x
  2. Step 2: Convert to fraction form
    40,053/60,084.36 = 12,351/x
  3. Step 3: Cross multiply
    40,053x = 60,084.36 × 12,351
  4. Step 4: Simplify right side
    40,053x = 742,101,930.36
  5. Step 5: Solve for x
    x = 742,101,930.36/40,053
  6. Step 6: Final answer
    x = 18,528.00

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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.