Home / 55,054.78-82,582.14-15,612.22

Finding the Fourth Proportional to 55,054.78, 82,582.14 and 15,612.22

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Solution

The fourth proportional to 55,054.78, 82,582.14 and 15,612.22 is: 23,418.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,054.78 : 82,582.14 = 15,612.22 : x
  2. Step 2: Convert to fraction form
    55,054.78/82,582.14 = 15,612.22/x
  3. Step 3: Cross multiply
    55,054.78x = 82,582.14 × 15,612.22
  4. Step 4: Simplify right side
    55,054.78x = 1,289,290,537.75
  5. Step 5: Solve for x
    x = 1,289,290,537.75/55,054.78
  6. Step 6: Final answer
    x = 23,418.32

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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.