Home / 55,064.24-82,626.64-28,792.16

Finding the Fourth Proportional to 55,064.24, 82,626.64 and 28,792.16

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Solution

The fourth proportional to 55,064.24, 82,626.64 and 28,792.16 is: 43,204.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,064.24 : 82,626.64 = 28,792.16 : x
  2. Step 2: Convert to fraction form
    55,064.24/82,626.64 = 28,792.16/x
  3. Step 3: Cross multiply
    55,064.24x = 82,626.64 × 28,792.16
  4. Step 4: Simplify right side
    55,064.24x = 2,378,999,439.14
  5. Step 5: Solve for x
    x = 2,378,999,439.14/55,064.24
  6. Step 6: Final answer
    x = 43,204.07

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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.