Home / 32,979.60-49,434.54-10,787.04

Finding the Fourth Proportional to 32,979.60, 49,434.54 and 10,787.04

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Solution

The fourth proportional to 32,979.60, 49,434.54 and 10,787.04 is: 16,169.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,979.60 : 49,434.54 = 10,787.04 : x
  2. Step 2: Convert to fraction form
    32,979.60/49,434.54 = 10,787.04/x
  3. Step 3: Cross multiply
    32,979.60x = 49,434.54 × 10,787.04
  4. Step 4: Simplify right side
    32,979.60x = 533,252,360.36
  5. Step 5: Solve for x
    x = 533,252,360.36/32,979.60
  6. Step 6: Final answer
    x = 16,169.16

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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.