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Finding the Fourth Proportional to 22,256.93, 33,392.45 and 9,787.49

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Solution

The fourth proportional to 22,256.93, 33,392.45 and 9,787.49 is: 14,684.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,256.93 : 33,392.45 = 9,787.49 : x
  2. Step 2: Convert to fraction form
    22,256.93/33,392.45 = 9,787.49/x
  3. Step 3: Cross multiply
    22,256.93x = 33,392.45 × 9,787.49
  4. Step 4: Simplify right side
    22,256.93x = 326,828,221.51
  5. Step 5: Solve for x
    x = 326,828,221.51/22,256.93
  6. Step 6: Final answer
    x = 14,684.34

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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.