Home / 39,962.15-55,143.84-22,056

Finding the Fourth Proportional to 39,962.15, 55,143.84 and 22,056

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Solution

The fourth proportional to 39,962.15, 55,143.84 and 22,056 is: 30,435.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,962.15 : 55,143.84 = 22,056 : x
  2. Step 2: Convert to fraction form
    39,962.15/55,143.84 = 22,056/x
  3. Step 3: Cross multiply
    39,962.15x = 55,143.84 × 22,056
  4. Step 4: Simplify right side
    39,962.15x = 1,216,252,535.04
  5. Step 5: Solve for x
    x = 1,216,252,535.04/39,962.15
  6. Step 6: Final answer
    x = 30,435.11

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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.