Home / 50,210.85-75,316.41-20,607.93

Finding the Fourth Proportional to 50,210.85, 75,316.41 and 20,607.93

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Solution

The fourth proportional to 50,210.85, 75,316.41 and 20,607.93 is: 30,911.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,210.85 : 75,316.41 = 20,607.93 : x
  2. Step 2: Convert to fraction form
    50,210.85/75,316.41 = 20,607.93/x
  3. Step 3: Cross multiply
    50,210.85x = 75,316.41 × 20,607.93
  4. Step 4: Simplify right side
    50,210.85x = 1,552,115,305.13
  5. Step 5: Solve for x
    x = 1,552,115,305.13/50,210.85
  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.