Home / 21,802.13-32,703.50-6,219.75

Finding the Fourth Proportional to 21,802.13, 32,703.50 and 6,219.75

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Solution

The fourth proportional to 21,802.13, 32,703.50 and 6,219.75 is: 9,329.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,802.13 : 32,703.50 = 6,219.75 : x
  2. Step 2: Convert to fraction form
    21,802.13/32,703.50 = 6,219.75/x
  3. Step 3: Cross multiply
    21,802.13x = 32,703.50 × 6,219.75
  4. Step 4: Simplify right side
    21,802.13x = 203,407,563.03
  5. Step 5: Solve for x
    x = 203,407,563.03/21,802.13
  6. Step 6: Final answer
    x = 9,329.71

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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.