Home / 26,431.49-39,448.56-22,857.86

Finding the Fourth Proportional to 26,431.49, 39,448.56 and 22,857.86

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Solution

The fourth proportional to 26,431.49, 39,448.56 and 22,857.86 is: 34,114.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,431.49 : 39,448.56 = 22,857.86 : x
  2. Step 2: Convert to fraction form
    26,431.49/39,448.56 = 22,857.86/x
  3. Step 3: Cross multiply
    26,431.49x = 39,448.56 × 22,857.86
  4. Step 4: Simplify right side
    26,431.49x = 901,709,464.44
  5. Step 5: Solve for x
    x = 901,709,464.44/26,431.49
  6. Step 6: Final answer
    x = 34,114.98

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.