Home / 35,341.39-48,768.78-20,234.17

Finding the Fourth Proportional to 35,341.39, 48,768.78 and 20,234.17

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Solution

The fourth proportional to 35,341.39, 48,768.78 and 20,234.17 is: 27,921.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,341.39 : 48,768.78 = 20,234.17 : x
  2. Step 2: Convert to fraction form
    35,341.39/48,768.78 = 20,234.17/x
  3. Step 3: Cross multiply
    35,341.39x = 48,768.78 × 20,234.17
  4. Step 4: Simplify right side
    35,341.39x = 986,795,785.21
  5. Step 5: Solve for x
    x = 986,795,785.21/35,341.39
  6. Step 6: Final answer
    x = 27,921.82

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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.