Home / 20,638.08-30,945.51-6,594.84

Finding the Fourth Proportional to 20,638.08, 30,945.51 and 6,594.84

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Solution

The fourth proportional to 20,638.08, 30,945.51 and 6,594.84 is: 9,888.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,638.08 : 30,945.51 = 6,594.84 : x
  2. Step 2: Convert to fraction form
    20,638.08/30,945.51 = 6,594.84/x
  3. Step 3: Cross multiply
    20,638.08x = 30,945.51 × 6,594.84
  4. Step 4: Simplify right side
    20,638.08x = 204,080,687.17
  5. Step 5: Solve for x
    x = 204,080,687.17/20,638.08
  6. Step 6: Final answer
    x = 9,888.55

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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.