Home / 39,938.25-55,096.74-22,938.27

Finding the Fourth Proportional to 39,938.25, 55,096.74 and 22,938.27

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Solution

The fourth proportional to 39,938.25, 55,096.74 and 22,938.27 is: 31,644.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,938.25 : 55,096.74 = 22,938.27 : x
  2. Step 2: Convert to fraction form
    39,938.25/55,096.74 = 22,938.27/x
  3. Step 3: Cross multiply
    39,938.25x = 55,096.74 × 22,938.27
  4. Step 4: Simplify right side
    39,938.25x = 1,263,823,898.24
  5. Step 5: Solve for x
    x = 1,263,823,898.24/39,938.25
  6. Step 6: Final answer
    x = 31,644.45

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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.