Home / 35,441.69-48,905.37-20,331.95

Finding the Fourth Proportional to 35,441.69, 48,905.37 and 20,331.95

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Solution

The fourth proportional to 35,441.69, 48,905.37 and 20,331.95 is: 28,055.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,441.69 : 48,905.37 = 20,331.95 : x
  2. Step 2: Convert to fraction form
    35,441.69/48,905.37 = 20,331.95/x
  3. Step 3: Cross multiply
    35,441.69x = 48,905.37 × 20,331.95
  4. Step 4: Simplify right side
    35,441.69x = 994,341,293.04
  5. Step 5: Solve for x
    x = 994,341,293.04/35,441.69
  6. Step 6: Final answer
    x = 28,055.70

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.