Home / 22,590.70-31,136.24-15,023.50

Finding the Fourth Proportional to 22,590.70, 31,136.24 and 15,023.50

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Solution

The fourth proportional to 22,590.70, 31,136.24 and 15,023.50 is: 20,706.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,590.70 : 31,136.24 = 15,023.50 : x
  2. Step 2: Convert to fraction form
    22,590.70/31,136.24 = 15,023.50/x
  3. Step 3: Cross multiply
    22,590.70x = 31,136.24 × 15,023.50
  4. Step 4: Simplify right side
    22,590.70x = 467,775,261.36
  5. Step 5: Solve for x
    x = 467,775,261.36/22,590.70
  6. Step 6: Final answer
    x = 20,706.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.