Home / 40,280.70-55,586.64-22,375.26

Finding the Fourth Proportional to 40,280.70, 55,586.64 and 22,375.26

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Solution

The fourth proportional to 40,280.70, 55,586.64 and 22,375.26 is: 30,877.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,280.70 : 55,586.64 = 22,375.26 : x
  2. Step 2: Convert to fraction form
    40,280.70/55,586.64 = 22,375.26/x
  3. Step 3: Cross multiply
    40,280.70x = 55,586.64 × 22,375.26
  4. Step 4: Simplify right side
    40,280.70x = 1,243,765,522.53
  5. Step 5: Solve for x
    x = 1,243,765,522.53/40,280.70
  6. Step 6: Final answer
    x = 30,877.46

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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.