Home / 55,055.03-82,582.52-15,612.47

Finding the Fourth Proportional to 55,055.03, 82,582.52 and 15,612.47

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Solution

The fourth proportional to 55,055.03, 82,582.52 and 15,612.47 is: 23,418.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,055.03 : 82,582.52 = 15,612.47 : x
  2. Step 2: Convert to fraction form
    55,055.03/82,582.52 = 15,612.47/x
  3. Step 3: Cross multiply
    55,055.03x = 82,582.52 × 15,612.47
  4. Step 4: Simplify right side
    55,055.03x = 1,289,317,037.96
  5. Step 5: Solve for x
    x = 1,289,317,037.96/55,055.03
  6. Step 6: Final answer
    x = 23,418.70

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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.