Home / 35,328.14-48,755.11-20,225.69

Finding the Fourth Proportional to 35,328.14, 48,755.11 and 20,225.69

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Solution

The fourth proportional to 35,328.14, 48,755.11 and 20,225.69 is: 27,912.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,328.14 : 48,755.11 = 20,225.69 : x
  2. Step 2: Convert to fraction form
    35,328.14/48,755.11 = 20,225.69/x
  3. Step 3: Cross multiply
    35,328.14x = 48,755.11 × 20,225.69
  4. Step 4: Simplify right side
    35,328.14x = 986,105,887.95
  5. Step 5: Solve for x
    x = 986,105,887.95/35,328.14
  6. Step 6: Final answer
    x = 27,912.76

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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.