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Finding the Fourth Proportional to 24,787.68, 37,134.63 and 19,213.72

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Solution

The fourth proportional to 24,787.68, 37,134.63 and 19,213.72 is: 28,784.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,787.68 : 37,134.63 = 19,213.72 : x
  2. Step 2: Convert to fraction form
    24,787.68/37,134.63 = 19,213.72/x
  3. Step 3: Cross multiply
    24,787.68x = 37,134.63 × 19,213.72
  4. Step 4: Simplify right side
    24,787.68x = 713,494,383.12
  5. Step 5: Solve for x
    x = 713,494,383.12/24,787.68
  6. Step 6: Final answer
    x = 28,784.23

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1.5x scale

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.