Home / 42,027.88-57,997.70-22,907.84

Finding the Fourth Proportional to 42,027.88, 57,997.70 and 22,907.84

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Solution

The fourth proportional to 42,027.88, 57,997.70 and 22,907.84 is: 31,612.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,027.88 : 57,997.70 = 22,907.84 : x
  2. Step 2: Convert to fraction form
    42,027.88/57,997.70 = 22,907.84/x
  3. Step 3: Cross multiply
    42,027.88x = 57,997.70 × 22,907.84
  4. Step 4: Simplify right side
    42,027.88x = 1,328,602,031.97
  5. Step 5: Solve for x
    x = 1,328,602,031.97/42,027.88
  6. Step 6: Final answer
    x = 31,612.40

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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.