Home / 17,787.50-26,677.20-6,695.36

Finding the Fourth Proportional to 17,787.50, 26,677.20 and 6,695.36

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Solution

The fourth proportional to 17,787.50, 26,677.20 and 6,695.36 is: 10,041.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,787.50 : 26,677.20 = 6,695.36 : x
  2. Step 2: Convert to fraction form
    17,787.50/26,677.20 = 6,695.36/x
  3. Step 3: Cross multiply
    17,787.50x = 26,677.20 × 6,695.36
  4. Step 4: Simplify right side
    17,787.50x = 178,613,457.79
  5. Step 5: Solve for x
    x = 178,613,457.79/17,787.50
  6. Step 6: Final answer
    x = 10,041.52

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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.