Home / 20,009.04-30,017.22-6,862.74

Finding the Fourth Proportional to 20,009.04, 30,017.22 and 6,862.74

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Solution

The fourth proportional to 20,009.04, 30,017.22 and 6,862.74 is: 10,295.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,009.04 : 30,017.22 = 6,862.74 : x
  2. Step 2: Convert to fraction form
    20,009.04/30,017.22 = 6,862.74/x
  3. Step 3: Cross multiply
    20,009.04x = 30,017.22 × 6,862.74
  4. Step 4: Simplify right side
    20,009.04x = 206,000,376.38
  5. Step 5: Solve for x
    x = 206,000,376.38/20,009.04
  6. Step 6: Final answer
    x = 10,295.37

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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.