Home / 22,295.54-30,762.80-15,126.44

Finding the Fourth Proportional to 22,295.54, 30,762.80 and 15,126.44

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Solution

The fourth proportional to 22,295.54, 30,762.80 and 15,126.44 is: 20,871.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,295.54 : 30,762.80 = 15,126.44 : x
  2. Step 2: Convert to fraction form
    22,295.54/30,762.80 = 15,126.44/x
  3. Step 3: Cross multiply
    22,295.54x = 30,762.80 × 15,126.44
  4. Step 4: Simplify right side
    22,295.54x = 465,331,648.43
  5. Step 5: Solve for x
    x = 465,331,648.43/22,295.54
  6. Step 6: Final answer
    x = 20,871.06

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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.