Home / 17,851.05-26,779.01-6,761.61

Finding the Fourth Proportional to 17,851.05, 26,779.01 and 6,761.61

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Solution

The fourth proportional to 17,851.05, 26,779.01 and 6,761.61 is: 10,143.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,851.05 : 26,779.01 = 6,761.61 : x
  2. Step 2: Convert to fraction form
    17,851.05/26,779.01 = 6,761.61/x
  3. Step 3: Cross multiply
    17,851.05x = 26,779.01 × 6,761.61
  4. Step 4: Simplify right side
    17,851.05x = 181,069,188.00
  5. Step 5: Solve for x
    x = 181,069,188.00/17,851.05
  6. Step 6: Final answer
    x = 10,143.34

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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.