Home / 39,922.89-55,096.11-22,017.93

Finding the Fourth Proportional to 39,922.89, 55,096.11 and 22,017.93

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Solution

The fourth proportional to 39,922.89, 55,096.11 and 22,017.93 is: 30,386.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,922.89 : 55,096.11 = 22,017.93 : x
  2. Step 2: Convert to fraction form
    39,922.89/55,096.11 = 22,017.93/x
  3. Step 3: Cross multiply
    39,922.89x = 55,096.11 × 22,017.93
  4. Step 4: Simplify right side
    39,922.89x = 1,213,102,293.25
  5. Step 5: Solve for x
    x = 1,213,102,293.25/39,922.89
  6. Step 6: Final answer
    x = 30,386.13

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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.