Home / 50,646.59-75,904.10-20,625.83

Finding the Fourth Proportional to 50,646.59, 75,904.10 and 20,625.83

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Solution

The fourth proportional to 50,646.59, 75,904.10 and 20,625.83 is: 30,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,646.59 : 75,904.10 = 20,625.83 : x
  2. Step 2: Convert to fraction form
    50,646.59/75,904.10 = 20,625.83/x
  3. Step 3: Cross multiply
    50,646.59x = 75,904.10 × 20,625.83
  4. Step 4: Simplify right side
    50,646.59x = 1,565,585,062.90
  5. Step 5: Solve for x
    x = 1,565,585,062.90/50,646.59
  6. Step 6: Final answer
    x = 30,911.95

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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.