Home / 22,742.24-31,382.16-16,777.22

Finding the Fourth Proportional to 22,742.24, 31,382.16 and 16,777.22

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Solution

The fourth proportional to 22,742.24, 31,382.16 and 16,777.22 is: 23,150.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,742.24 : 31,382.16 = 16,777.22 : x
  2. Step 2: Convert to fraction form
    22,742.24/31,382.16 = 16,777.22/x
  3. Step 3: Cross multiply
    22,742.24x = 31,382.16 × 16,777.22
  4. Step 4: Simplify right side
    22,742.24x = 526,505,402.40
  5. Step 5: Solve for x
    x = 526,505,402.40/22,742.24
  6. Step 6: Final answer
    x = 23,150.99

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.