Home / 17,789.96-26,683.98-5,477

Finding the Fourth Proportional to 17,789.96, 26,683.98 and 5,477

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Solution

The fourth proportional to 17,789.96, 26,683.98 and 5,477 is: 8,215.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,789.96 : 26,683.98 = 5,477 : x
  2. Step 2: Convert to fraction form
    17,789.96/26,683.98 = 5,477/x
  3. Step 3: Cross multiply
    17,789.96x = 26,683.98 × 5,477
  4. Step 4: Simplify right side
    17,789.96x = 146,148,158.46
  5. Step 5: Solve for x
    x = 146,148,158.46/17,789.96
  6. Step 6: Final answer
    x = 8,215.20

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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.