Home / 17,677.84-26,524.11-7,155.30

Finding the Fourth Proportional to 17,677.84, 26,524.11 and 7,155.30

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Solution

The fourth proportional to 17,677.84, 26,524.11 and 7,155.30 is: 10,735.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,677.84 : 26,524.11 = 7,155.30 : x
  2. Step 2: Convert to fraction form
    17,677.84/26,524.11 = 7,155.30/x
  3. Step 3: Cross multiply
    17,677.84x = 26,524.11 × 7,155.30
  4. Step 4: Simplify right side
    17,677.84x = 189,788,000.60
  5. Step 5: Solve for x
    x = 189,788,000.60/17,677.84
  6. Step 6: Final answer
    x = 10,735.93

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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.