Home / 55,402.20-83,078.68-15,950.08

Finding the Fourth Proportional to 55,402.20, 83,078.68 and 15,950.08

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Solution

The fourth proportional to 55,402.20, 83,078.68 and 15,950.08 is: 23,918.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    55,402.20 : 83,078.68 = 15,950.08 : x
  2. Step 2: Convert to fraction form
    55,402.20/83,078.68 = 15,950.08/x
  3. Step 3: Cross multiply
    55,402.20x = 83,078.68 × 15,950.08
  4. Step 4: Simplify right side
    55,402.20x = 1,325,111,592.29
  5. Step 5: Solve for x
    x = 1,325,111,592.29/55,402.20
  6. Step 6: Final answer
    x = 23,918.03

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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.