Home / 30,065.83-45,098.73-10,344.55

Finding the Fourth Proportional to 30,065.83, 45,098.73 and 10,344.55

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Solution

The fourth proportional to 30,065.83, 45,098.73 and 10,344.55 is: 15,516.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,065.83 : 45,098.73 = 10,344.55 : x
  2. Step 2: Convert to fraction form
    30,065.83/45,098.73 = 10,344.55/x
  3. Step 3: Cross multiply
    30,065.83x = 45,098.73 × 10,344.55
  4. Step 4: Simplify right side
    30,065.83x = 466,526,067.42
  5. Step 5: Solve for x
    x = 466,526,067.42/30,065.83
  6. Step 6: Final answer
    x = 15,516.82

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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.