Home / 47,039.74-64,915.68-25,820.98

Finding the Fourth Proportional to 47,039.74, 64,915.68 and 25,820.98

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Solution

The fourth proportional to 47,039.74, 64,915.68 and 25,820.98 is: 35,633.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,039.74 : 64,915.68 = 25,820.98 : x
  2. Step 2: Convert to fraction form
    47,039.74/64,915.68 = 25,820.98/x
  3. Step 3: Cross multiply
    47,039.74x = 64,915.68 × 25,820.98
  4. Step 4: Simplify right side
    47,039.74x = 1,676,186,474.97
  5. Step 5: Solve for x
    x = 1,676,186,474.97/47,039.74
  6. Step 6: Final answer
    x = 35,633.41

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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.