Home / 47,079.85-64,970.24-25,860.49

Finding the Fourth Proportional to 47,079.85, 64,970.24 and 25,860.49

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Solution

The fourth proportional to 47,079.85, 64,970.24 and 25,860.49 is: 35,687.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,079.85 : 64,970.24 = 25,860.49 : x
  2. Step 2: Convert to fraction form
    47,079.85/64,970.24 = 25,860.49/x
  3. Step 3: Cross multiply
    47,079.85x = 64,970.24 × 25,860.49
  4. Step 4: Simplify right side
    47,079.85x = 1,680,161,787.66
  5. Step 5: Solve for x
    x = 1,680,161,787.66/47,079.85
  6. Step 6: Final answer
    x = 35,687.49

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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.