Home / 23,270.60-34,905.90-21,010.70

Finding the Fourth Proportional to 23,270.60, 34,905.90 and 21,010.70

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Solution

The fourth proportional to 23,270.60, 34,905.90 and 21,010.70 is: 31,516.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,270.60 : 34,905.90 = 21,010.70 : x
  2. Step 2: Convert to fraction form
    23,270.60/34,905.90 = 21,010.70/x
  3. Step 3: Cross multiply
    23,270.60x = 34,905.90 × 21,010.70
  4. Step 4: Simplify right side
    23,270.60x = 733,397,393.13
  5. Step 5: Solve for x
    x = 733,397,393.13/23,270.60
  6. Step 6: Final answer
    x = 31,516.05

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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.