Home / 26,947.32-40,308.45-18,941.58

Finding the Fourth Proportional to 26,947.32, 40,308.45 and 18,941.58

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Solution

The fourth proportional to 26,947.32, 40,308.45 and 18,941.58 is: 28,333.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,947.32 : 40,308.45 = 18,941.58 : x
  2. Step 2: Convert to fraction form
    26,947.32/40,308.45 = 18,941.58/x
  3. Step 3: Cross multiply
    26,947.32x = 40,308.45 × 18,941.58
  4. Step 4: Simplify right side
    26,947.32x = 763,505,730.35
  5. Step 5: Solve for x
    x = 763,505,730.35/26,947.32
  6. Step 6: Final answer
    x = 28,333.27

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.