Home / 42,687.84-58,919.76-25,934.88

Finding the Fourth Proportional to 42,687.84, 58,919.76 and 25,934.88

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Solution

The fourth proportional to 42,687.84, 58,919.76 and 25,934.88 is: 35,796.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,687.84 : 58,919.76 = 25,934.88 : x
  2. Step 2: Convert to fraction form
    42,687.84/58,919.76 = 25,934.88/x
  3. Step 3: Cross multiply
    42,687.84x = 58,919.76 × 25,934.88
  4. Step 4: Simplify right side
    42,687.84x = 1,528,076,905.23
  5. Step 5: Solve for x
    x = 1,528,076,905.23/42,687.84
  6. Step 6: Final answer
    x = 35,796.54

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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.