Home / 17,557.06-26,346-6,471.54

Finding the Fourth Proportional to 17,557.06, 26,346 and 6,471.54

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Solution

The fourth proportional to 17,557.06, 26,346 and 6,471.54 is: 9,711.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,557.06 : 26,346 = 6,471.54 : x
  2. Step 2: Convert to fraction form
    17,557.06/26,346 = 6,471.54/x
  3. Step 3: Cross multiply
    17,557.06x = 26,346 × 6,471.54
  4. Step 4: Simplify right side
    17,557.06x = 170,499,192.84
  5. Step 5: Solve for x
    x = 170,499,192.84/17,557.06
  6. Step 6: Final answer
    x = 9,711.15

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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.