Home / 19,039.40-28,550.22-10,152.52

Finding the Fourth Proportional to 19,039.40, 28,550.22 and 10,152.52

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Solution

The fourth proportional to 19,039.40, 28,550.22 and 10,152.52 is: 15,224.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.40 : 28,550.22 = 10,152.52 : x
  2. Step 2: Convert to fraction form
    19,039.40/28,550.22 = 10,152.52/x
  3. Step 3: Cross multiply
    19,039.40x = 28,550.22 × 10,152.52
  4. Step 4: Simplify right side
    19,039.40x = 289,856,679.55
  5. Step 5: Solve for x
    x = 289,856,679.55/19,039.40
  6. Step 6: Final answer
    x = 15,224.04

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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.