Home / 37,331.32-55,944.30-20,698.76

Finding the Fourth Proportional to 37,331.32, 55,944.30 and 20,698.76

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Solution

The fourth proportional to 37,331.32, 55,944.30 and 20,698.76 is: 31,018.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,331.32 : 55,944.30 = 20,698.76 : x
  2. Step 2: Convert to fraction form
    37,331.32/55,944.30 = 20,698.76/x
  3. Step 3: Cross multiply
    37,331.32x = 55,944.30 × 20,698.76
  4. Step 4: Simplify right side
    37,331.32x = 1,157,977,639.07
  5. Step 5: Solve for x
    x = 1,157,977,639.07/37,331.32
  6. Step 6: Final answer
    x = 31,018.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.