Home / 37,980.54-52,405.14-22,056.78

Finding the Fourth Proportional to 37,980.54, 52,405.14 and 22,056.78

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Solution

The fourth proportional to 37,980.54, 52,405.14 and 22,056.78 is: 30,433.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,980.54 : 52,405.14 = 22,056.78 : x
  2. Step 2: Convert to fraction form
    37,980.54/52,405.14 = 22,056.78/x
  3. Step 3: Cross multiply
    37,980.54x = 52,405.14 × 22,056.78
  4. Step 4: Simplify right side
    37,980.54x = 1,155,888,643.85
  5. Step 5: Solve for x
    x = 1,155,888,643.85/37,980.54
  6. Step 6: Final answer
    x = 30,433.71

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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.