Home / 27,465.05-37,902.66-15,200.60

Finding the Fourth Proportional to 27,465.05, 37,902.66 and 15,200.60

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Solution

The fourth proportional to 27,465.05, 37,902.66 and 15,200.60 is: 20,977.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,465.05 : 37,902.66 = 15,200.60 : x
  2. Step 2: Convert to fraction form
    27,465.05/37,902.66 = 15,200.60/x
  3. Step 3: Cross multiply
    27,465.05x = 37,902.66 × 15,200.60
  4. Step 4: Simplify right side
    27,465.05x = 576,143,173.60
  5. Step 5: Solve for x
    x = 576,143,173.60/27,465.05
  6. Step 6: Final answer
    x = 20,977.32

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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.