Home / 22,741.79-31,372.38-15,198.23

Finding the Fourth Proportional to 22,741.79, 31,372.38 and 15,198.23

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Solution

The fourth proportional to 22,741.79, 31,372.38 and 15,198.23 is: 20,966.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,741.79 : 31,372.38 = 15,198.23 : x
  2. Step 2: Convert to fraction form
    22,741.79/31,372.38 = 15,198.23/x
  3. Step 3: Cross multiply
    22,741.79x = 31,372.38 × 15,198.23
  4. Step 4: Simplify right side
    22,741.79x = 476,804,646.89
  5. Step 5: Solve for x
    x = 476,804,646.89/22,741.79
  6. Step 6: Final answer
    x = 20,966.01

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Double scale
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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.