Home / 17,618.72-26,427.15-4,471.21

Finding the Fourth Proportional to 17,618.72, 26,427.15 and 4,471.21

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Solution

The fourth proportional to 17,618.72, 26,427.15 and 4,471.21 is: 6,706.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.72 : 26,427.15 = 4,471.21 : x
  2. Step 2: Convert to fraction form
    17,618.72/26,427.15 = 4,471.21/x
  3. Step 3: Cross multiply
    17,618.72x = 26,427.15 × 4,471.21
  4. Step 4: Simplify right side
    17,618.72x = 118,161,337.35
  5. Step 5: Solve for x
    x = 118,161,337.35/17,618.72
  6. Step 6: Final answer
    x = 6,706.58

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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.