Home / 47,040.30-64,915.56-25,819.74

Finding the Fourth Proportional to 47,040.30, 64,915.56 and 25,819.74

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Solution

The fourth proportional to 47,040.30, 64,915.56 and 25,819.74 is: 35,631.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,040.30 : 64,915.56 = 25,819.74 : x
  2. Step 2: Convert to fraction form
    47,040.30/64,915.56 = 25,819.74/x
  3. Step 3: Cross multiply
    47,040.30x = 64,915.56 × 25,819.74
  4. Step 4: Simplify right side
    47,040.30x = 1,676,102,881.15
  5. Step 5: Solve for x
    x = 1,676,102,881.15/47,040.30
  6. Step 6: Final answer
    x = 35,631.21

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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.