Home / 55,566.60-83,291.58-39,975.72

Finding the Fourth Proportional to 55,566.60, 83,291.58 and 39,975.72

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Solution

The fourth proportional to 55,566.60, 83,291.58 and 39,975.72 is: 59,921.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,566.60 : 83,291.58 = 39,975.72 : x
  2. Step 2: Convert to fraction form
    55,566.60/83,291.58 = 39,975.72/x
  3. Step 3: Cross multiply
    55,566.60x = 83,291.58 × 39,975.72
  4. Step 4: Simplify right side
    55,566.60x = 3,329,640,880.44
  5. Step 5: Solve for x
    x = 3,329,640,880.44/55,566.60
  6. Step 6: Final answer
    x = 59,921.62

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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.