Home / 28,588.34-42,898.86-22,330.79

Finding the Fourth Proportional to 28,588.34, 42,898.86 and 22,330.79

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Solution

The fourth proportional to 28,588.34, 42,898.86 and 22,330.79 is: 33,508.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,588.34 : 42,898.86 = 22,330.79 : x
  2. Step 2: Convert to fraction form
    28,588.34/42,898.86 = 22,330.79/x
  3. Step 3: Cross multiply
    28,588.34x = 42,898.86 × 22,330.79
  4. Step 4: Simplify right side
    28,588.34x = 957,965,433.90
  5. Step 5: Solve for x
    x = 957,965,433.90/28,588.34
  6. Step 6: Final answer
    x = 33,508.96

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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.