Home / 19,060.12-28,594.86-5,912.20

Finding the Fourth Proportional to 19,060.12, 28,594.86 and 5,912.20

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Solution

The fourth proportional to 19,060.12, 28,594.86 and 5,912.20 is: 8,869.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,060.12 : 28,594.86 = 5,912.20 : x
  2. Step 2: Convert to fraction form
    19,060.12/28,594.86 = 5,912.20/x
  3. Step 3: Cross multiply
    19,060.12x = 28,594.86 × 5,912.20
  4. Step 4: Simplify right side
    19,060.12x = 169,058,531.29
  5. Step 5: Solve for x
    x = 169,058,531.29/19,060.12
  6. Step 6: Final answer
    x = 8,869.75

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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.