Home / 37,194.24-51,329.28-20,428.80

Finding the Fourth Proportional to 37,194.24, 51,329.28 and 20,428.80

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Solution

The fourth proportional to 37,194.24, 51,329.28 and 20,428.80 is: 28,192.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,194.24 : 51,329.28 = 20,428.80 : x
  2. Step 2: Convert to fraction form
    37,194.24/51,329.28 = 20,428.80/x
  3. Step 3: Cross multiply
    37,194.24x = 51,329.28 × 20,428.80
  4. Step 4: Simplify right side
    37,194.24x = 1,048,595,595.26
  5. Step 5: Solve for x
    x = 1,048,595,595.26/37,194.24
  6. Step 6: Final answer
    x = 28,192.42

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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.