Home / 55,288.56-82,949-17,847.76

Finding the Fourth Proportional to 55,288.56, 82,949 and 17,847.76

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Solution

The fourth proportional to 55,288.56, 82,949 and 17,847.76 is: 26,776.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,288.56 : 82,949 = 17,847.76 : x
  2. Step 2: Convert to fraction form
    55,288.56/82,949 = 17,847.76/x
  3. Step 3: Cross multiply
    55,288.56x = 82,949 × 17,847.76
  4. Step 4: Simplify right side
    55,288.56x = 1,480,453,844.24
  5. Step 5: Solve for x
    x = 1,480,453,844.24/55,288.56
  6. Step 6: Final answer
    x = 26,776.86

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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.