Home / 21,705.68-32,559.66-6,124.52

Finding the Fourth Proportional to 21,705.68, 32,559.66 and 6,124.52

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Solution

The fourth proportional to 21,705.68, 32,559.66 and 6,124.52 is: 9,187.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,705.68 : 32,559.66 = 6,124.52 : x
  2. Step 2: Convert to fraction form
    21,705.68/32,559.66 = 6,124.52/x
  3. Step 3: Cross multiply
    21,705.68x = 32,559.66 × 6,124.52
  4. Step 4: Simplify right side
    21,705.68x = 199,412,288.86
  5. Step 5: Solve for x
    x = 199,412,288.86/21,705.68
  6. Step 6: Final answer
    x = 9,187.10

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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.