Home / 20,633.38-30,955.33-9,548.05

Finding the Fourth Proportional to 20,633.38, 30,955.33 and 9,548.05

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Solution

The fourth proportional to 20,633.38, 30,955.33 and 9,548.05 is: 14,324.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,633.38 : 30,955.33 = 9,548.05 : x
  2. Step 2: Convert to fraction form
    20,633.38/30,955.33 = 9,548.05/x
  3. Step 3: Cross multiply
    20,633.38x = 30,955.33 × 9,548.05
  4. Step 4: Simplify right side
    20,633.38x = 295,563,038.61
  5. Step 5: Solve for x
    x = 295,563,038.61/20,633.38
  6. Step 6: Final answer
    x = 14,324.51

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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.