Home / 35,341.31-48,771.11-20,234.21

Finding the Fourth Proportional to 35,341.31, 48,771.11 and 20,234.21

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Solution

The fourth proportional to 35,341.31, 48,771.11 and 20,234.21 is: 27,923.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,341.31 : 48,771.11 = 20,234.21 : x
  2. Step 2: Convert to fraction form
    35,341.31/48,771.11 = 20,234.21/x
  3. Step 3: Cross multiply
    35,341.31x = 48,771.11 × 20,234.21
  4. Step 4: Simplify right side
    35,341.31x = 986,844,688.40
  5. Step 5: Solve for x
    x = 986,844,688.40/35,341.31
  6. Step 6: Final answer
    x = 27,923.26

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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.