Home / 22,505.48-31,037.39-18,741.11

Finding the Fourth Proportional to 22,505.48, 31,037.39 and 18,741.11

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Solution

The fourth proportional to 22,505.48, 31,037.39 and 18,741.11 is: 25,845.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,505.48 : 31,037.39 = 18,741.11 : x
  2. Step 2: Convert to fraction form
    22,505.48/31,037.39 = 18,741.11/x
  3. Step 3: Cross multiply
    22,505.48x = 31,037.39 × 18,741.11
  4. Step 4: Simplify right side
    22,505.48x = 581,675,046.40
  5. Step 5: Solve for x
    x = 581,675,046.40/22,505.48
  6. Step 6: Final answer
    x = 25,845.93

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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.