Home / 20,453.66-30,677.06-5,664.07

Finding the Fourth Proportional to 20,453.66, 30,677.06 and 5,664.07

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Solution

The fourth proportional to 20,453.66, 30,677.06 and 5,664.07 is: 8,495.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,453.66 : 30,677.06 = 5,664.07 : x
  2. Step 2: Convert to fraction form
    20,453.66/30,677.06 = 5,664.07/x
  3. Step 3: Cross multiply
    20,453.66x = 30,677.06 × 5,664.07
  4. Step 4: Simplify right side
    20,453.66x = 173,756,952.70
  5. Step 5: Solve for x
    x = 173,756,952.70/20,453.66
  6. Step 6: Final answer
    x = 8,495.15

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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.