Home / 28,650.13-42,912.90-17,523.16

Finding the Fourth Proportional to 28,650.13, 42,912.90 and 17,523.16

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Solution

The fourth proportional to 28,650.13, 42,912.90 and 17,523.16 is: 26,246.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,650.13 : 42,912.90 = 17,523.16 : x
  2. Step 2: Convert to fraction form
    28,650.13/42,912.90 = 17,523.16/x
  3. Step 3: Cross multiply
    28,650.13x = 42,912.90 × 17,523.16
  4. Step 4: Simplify right side
    28,650.13x = 751,969,505.48
  5. Step 5: Solve for x
    x = 751,969,505.48/28,650.13
  6. Step 6: Final answer
    x = 26,246.64

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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.