Home / 21,751.13-32,632.16-6,168.75

Finding the Fourth Proportional to 21,751.13, 32,632.16 and 6,168.75

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Solution

The fourth proportional to 21,751.13, 32,632.16 and 6,168.75 is: 9,254.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,751.13 : 32,632.16 = 6,168.75 : x
  2. Step 2: Convert to fraction form
    21,751.13/32,632.16 = 6,168.75/x
  3. Step 3: Cross multiply
    21,751.13x = 32,632.16 × 6,168.75
  4. Step 4: Simplify right side
    21,751.13x = 201,299,606.16
  5. Step 5: Solve for x
    x = 201,299,606.16/21,751.13
  6. Step 6: Final answer
    x = 9,254.68

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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.