Home / 37,477.60-51,719.64-20,482.18

Finding the Fourth Proportional to 37,477.60, 51,719.64 and 20,482.18

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Solution

The fourth proportional to 37,477.60, 51,719.64 and 20,482.18 is: 28,265.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,477.60 : 51,719.64 = 20,482.18 : x
  2. Step 2: Convert to fraction form
    37,477.60/51,719.64 = 20,482.18/x
  3. Step 3: Cross multiply
    37,477.60x = 51,719.64 × 20,482.18
  4. Step 4: Simplify right side
    37,477.60x = 1,059,330,976.02
  5. Step 5: Solve for x
    x = 1,059,330,976.02/37,477.60
  6. Step 6: Final answer
    x = 28,265.71

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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.