Home / 18,733.91-28,100.86-5,595.50

Finding the Fourth Proportional to 18,733.91, 28,100.86 and 5,595.50

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Solution

The fourth proportional to 18,733.91, 28,100.86 and 5,595.50 is: 8,393.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.91 : 28,100.86 = 5,595.50 : x
  2. Step 2: Convert to fraction form
    18,733.91/28,100.86 = 5,595.50/x
  3. Step 3: Cross multiply
    18,733.91x = 28,100.86 × 5,595.50
  4. Step 4: Simplify right side
    18,733.91x = 157,238,418.39
  5. Step 5: Solve for x
    x = 157,238,418.39/18,733.91
  6. Step 6: Final answer
    x = 8,393.25

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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.