Home / 17,618.99-26,428.49-4,471.34

Finding the Fourth Proportional to 17,618.99, 26,428.49 and 4,471.34

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Solution

The fourth proportional to 17,618.99, 26,428.49 and 4,471.34 is: 6,707.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,618.99 : 26,428.49 = 4,471.34 : x
  2. Step 2: Convert to fraction form
    17,618.99/26,428.49 = 4,471.34/x
  3. Step 3: Cross multiply
    17,618.99x = 26,428.49 × 4,471.34
  4. Step 4: Simplify right side
    17,618.99x = 118,170,764.48
  5. Step 5: Solve for x
    x = 118,170,764.48/17,618.99
  6. Step 6: Final answer
    x = 6,707.01

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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.