Home / 37,206.68-51,346.08-20,211.60

Finding the Fourth Proportional to 37,206.68, 51,346.08 and 20,211.60

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Solution

The fourth proportional to 37,206.68, 51,346.08 and 20,211.60 is: 27,892.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,206.68 : 51,346.08 = 20,211.60 : x
  2. Step 2: Convert to fraction form
    37,206.68/51,346.08 = 20,211.60/x
  3. Step 3: Cross multiply
    37,206.68x = 51,346.08 × 20,211.60
  4. Step 4: Simplify right side
    37,206.68x = 1,037,786,329.47
  5. Step 5: Solve for x
    x = 1,037,786,329.47/37,206.68
  6. Step 6: Final answer
    x = 27,892.47

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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.