Home / 38,874.15-53,646.54-22,107.15

Finding the Fourth Proportional to 38,874.15, 53,646.54 and 22,107.15

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Solution

The fourth proportional to 38,874.15, 53,646.54 and 22,107.15 is: 30,507.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,874.15 : 53,646.54 = 22,107.15 : x
  2. Step 2: Convert to fraction form
    38,874.15/53,646.54 = 22,107.15/x
  3. Step 3: Cross multiply
    38,874.15x = 53,646.54 × 22,107.15
  4. Step 4: Simplify right side
    38,874.15x = 1,185,972,106.76
  5. Step 5: Solve for x
    x = 1,185,972,106.76/38,874.15
  6. Step 6: Final answer
    x = 30,507.99

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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.