Home / 21,727.77-32,566.81-9,229.47

Finding the Fourth Proportional to 21,727.77, 32,566.81 and 9,229.47

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Solution

The fourth proportional to 21,727.77, 32,566.81 and 9,229.47 is: 13,833.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,727.77 : 32,566.81 = 9,229.47 : x
  2. Step 2: Convert to fraction form
    21,727.77/32,566.81 = 9,229.47/x
  3. Step 3: Cross multiply
    21,727.77x = 32,566.81 × 9,229.47
  4. Step 4: Simplify right side
    21,727.77x = 300,574,395.89
  5. Step 5: Solve for x
    x = 300,574,395.89/21,727.77
  6. Step 6: Final answer
    x = 13,833.65

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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.