Home / 55,452.36-76,528.62-31,580.04

Finding the Fourth Proportional to 55,452.36, 76,528.62 and 31,580.04

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Solution

The fourth proportional to 55,452.36, 76,528.62 and 31,580.04 is: 43,582.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,452.36 : 76,528.62 = 31,580.04 : x
  2. Step 2: Convert to fraction form
    55,452.36/76,528.62 = 31,580.04/x
  3. Step 3: Cross multiply
    55,452.36x = 76,528.62 × 31,580.04
  4. Step 4: Simplify right side
    55,452.36x = 2,416,776,880.74
  5. Step 5: Solve for x
    x = 2,416,776,880.74/55,452.36
  6. Step 6: Final answer
    x = 43,582.94

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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.