Home / 26,207.59-36,201.86-20,939.35

Finding the Fourth Proportional to 26,207.59, 36,201.86 and 20,939.35

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Solution

The fourth proportional to 26,207.59, 36,201.86 and 20,939.35 is: 28,924.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,207.59 : 36,201.86 = 20,939.35 : x
  2. Step 2: Convert to fraction form
    26,207.59/36,201.86 = 20,939.35/x
  3. Step 3: Cross multiply
    26,207.59x = 36,201.86 × 20,939.35
  4. Step 4: Simplify right side
    26,207.59x = 758,043,417.19
  5. Step 5: Solve for x
    x = 758,043,417.19/26,207.59
  6. Step 6: Final answer
    x = 28,924.58

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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.