Home / 22,741.40-31,366.36-15,184.10

Finding the Fourth Proportional to 22,741.40, 31,366.36 and 15,184.10

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Solution

The fourth proportional to 22,741.40, 31,366.36 and 15,184.10 is: 20,942.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,741.40 : 31,366.36 = 15,184.10 : x
  2. Step 2: Convert to fraction form
    22,741.40/31,366.36 = 15,184.10/x
  3. Step 3: Cross multiply
    22,741.40x = 31,366.36 × 15,184.10
  4. Step 4: Simplify right side
    22,741.40x = 476,269,946.88
  5. Step 5: Solve for x
    x = 476,269,946.88/22,741.40
  6. Step 6: Final answer
    x = 20,942.86

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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.