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Finding the Fourth Proportional to 24,606.84, 33,957.36 and 13,428.84

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Solution

The fourth proportional to 24,606.84, 33,957.36 and 13,428.84 is: 18,531.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,606.84 : 33,957.36 = 13,428.84 : x
  2. Step 2: Convert to fraction form
    24,606.84/33,957.36 = 13,428.84/x
  3. Step 3: Cross multiply
    24,606.84x = 33,957.36 × 13,428.84
  4. Step 4: Simplify right side
    24,606.84x = 456,007,954.26
  5. Step 5: Solve for x
    x = 456,007,954.26/24,606.84
  6. Step 6: Final answer
    x = 18,531.76

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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.