Home / 26,184.58-39,276.87-21,557.86

Finding the Fourth Proportional to 26,184.58, 39,276.87 and 21,557.86

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Solution

The fourth proportional to 26,184.58, 39,276.87 and 21,557.86 is: 32,336.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,184.58 : 39,276.87 = 21,557.86 : x
  2. Step 2: Convert to fraction form
    26,184.58/39,276.87 = 21,557.86/x
  3. Step 3: Cross multiply
    26,184.58x = 39,276.87 × 21,557.86
  4. Step 4: Simplify right side
    26,184.58x = 846,725,264.70
  5. Step 5: Solve for x
    x = 846,725,264.70/26,184.58
  6. Step 6: Final answer
    x = 32,336.79

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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.