Home / 47,045.97-64,923-25,824.78

Finding the Fourth Proportional to 47,045.97, 64,923 and 25,824.78

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Solution

The fourth proportional to 47,045.97, 64,923 and 25,824.78 is: 35,637.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,045.97 : 64,923 = 25,824.78 : x
  2. Step 2: Convert to fraction form
    47,045.97/64,923 = 25,824.78/x
  3. Step 3: Cross multiply
    47,045.97x = 64,923 × 25,824.78
  4. Step 4: Simplify right side
    47,045.97x = 1,676,622,191.94
  5. Step 5: Solve for x
    x = 1,676,622,191.94/47,045.97
  6. Step 6: Final answer
    x = 35,637.96

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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.