Home / 20,535.18-30,804.45-6,496.17

Finding the Fourth Proportional to 20,535.18, 30,804.45 and 6,496.17

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Solution

The fourth proportional to 20,535.18, 30,804.45 and 6,496.17 is: 9,744.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,535.18 : 30,804.45 = 6,496.17 : x
  2. Step 2: Convert to fraction form
    20,535.18/30,804.45 = 6,496.17/x
  3. Step 3: Cross multiply
    20,535.18x = 30,804.45 × 6,496.17
  4. Step 4: Simplify right side
    20,535.18x = 200,110,943.96
  5. Step 5: Solve for x
    x = 200,110,943.96/20,535.18
  6. Step 6: Final answer
    x = 9,744.79

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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.