Home / 19,600.90-27,050.18-12,047.55

Finding the Fourth Proportional to 19,600.90, 27,050.18 and 12,047.55

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Solution

The fourth proportional to 19,600.90, 27,050.18 and 12,047.55 is: 16,626.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,600.90 : 27,050.18 = 12,047.55 : x
  2. Step 2: Convert to fraction form
    19,600.90/27,050.18 = 12,047.55/x
  3. Step 3: Cross multiply
    19,600.90x = 27,050.18 × 12,047.55
  4. Step 4: Simplify right side
    19,600.90x = 325,888,200.57
  5. Step 5: Solve for x
    x = 325,888,200.57/19,600.90
  6. Step 6: Final answer
    x = 16,626.19

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.