Home / 23,120.24-34,680.36-5,590.07

Finding the Fourth Proportional to 23,120.24, 34,680.36 and 5,590.07

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Solution

The fourth proportional to 23,120.24, 34,680.36 and 5,590.07 is: 8,385.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,120.24 : 34,680.36 = 5,590.07 : x
  2. Step 2: Convert to fraction form
    23,120.24/34,680.36 = 5,590.07/x
  3. Step 3: Cross multiply
    23,120.24x = 34,680.36 × 5,590.07
  4. Step 4: Simplify right side
    23,120.24x = 193,865,640.03
  5. Step 5: Solve for x
    x = 193,865,640.03/23,120.24
  6. Step 6: Final answer
    x = 8,385.11

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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.