Home / 26,004.35-38,951.85-21,630.35

Finding the Fourth Proportional to 26,004.35, 38,951.85 and 21,630.35

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Solution

The fourth proportional to 26,004.35, 38,951.85 and 21,630.35 is: 32,400.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,004.35 : 38,951.85 = 21,630.35 : x
  2. Step 2: Convert to fraction form
    26,004.35/38,951.85 = 21,630.35/x
  3. Step 3: Cross multiply
    26,004.35x = 38,951.85 × 21,630.35
  4. Step 4: Simplify right side
    26,004.35x = 842,542,148.65
  5. Step 5: Solve for x
    x = 842,542,148.65/26,004.35
  6. Step 6: Final answer
    x = 32,400.05

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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.