Home / 21,739.96-32,615.24-6,746.71

Finding the Fourth Proportional to 21,739.96, 32,615.24 and 6,746.71

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Solution

The fourth proportional to 21,739.96, 32,615.24 and 6,746.71 is: 10,121.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,739.96 : 32,615.24 = 6,746.71 : x
  2. Step 2: Convert to fraction form
    21,739.96/32,615.24 = 6,746.71/x
  3. Step 3: Cross multiply
    21,739.96x = 32,615.24 × 6,746.71
  4. Step 4: Simplify right side
    21,739.96x = 220,045,565.86
  5. Step 5: Solve for x
    x = 220,045,565.86/21,739.96
  6. Step 6: Final answer
    x = 10,121.71

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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.