Home / 21,682.90-32,530.47-6,100.66

Finding the Fourth Proportional to 21,682.90, 32,530.47 and 6,100.66

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Solution

The fourth proportional to 21,682.90, 32,530.47 and 6,100.66 is: 9,152.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,682.90 : 32,530.47 = 6,100.66 : x
  2. Step 2: Convert to fraction form
    21,682.90/32,530.47 = 6,100.66/x
  3. Step 3: Cross multiply
    21,682.90x = 32,530.47 × 6,100.66
  4. Step 4: Simplify right side
    21,682.90x = 198,457,337.11
  5. Step 5: Solve for x
    x = 198,457,337.11/21,682.90
  6. Step 6: Final answer
    x = 9,152.71

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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.