Home / 26,764.10-36,930.96-15,434.02

Finding the Fourth Proportional to 26,764.10, 36,930.96 and 15,434.02

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Solution

The fourth proportional to 26,764.10, 36,930.96 and 15,434.02 is: 21,296.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,764.10 : 36,930.96 = 15,434.02 : x
  2. Step 2: Convert to fraction form
    26,764.10/36,930.96 = 15,434.02/x
  3. Step 3: Cross multiply
    26,764.10x = 36,930.96 × 15,434.02
  4. Step 4: Simplify right side
    26,764.10x = 569,993,175.26
  5. Step 5: Solve for x
    x = 569,993,175.26/26,764.10
  6. Step 6: Final answer
    x = 21,296.93

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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.