Home / 17,785.50-26,674.20-6,693.36

Finding the Fourth Proportional to 17,785.50, 26,674.20 and 6,693.36

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Solution

The fourth proportional to 17,785.50, 26,674.20 and 6,693.36 is: 10,038.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,785.50 : 26,674.20 = 6,693.36 : x
  2. Step 2: Convert to fraction form
    17,785.50/26,674.20 = 6,693.36/x
  3. Step 3: Cross multiply
    17,785.50x = 26,674.20 × 6,693.36
  4. Step 4: Simplify right side
    17,785.50x = 178,540,023.31
  5. Step 5: Solve for x
    x = 178,540,023.31/17,785.50
  6. Step 6: Final answer
    x = 10,038.52

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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.