Home / 47,420.64-65,438.64-25,910.46

Finding the Fourth Proportional to 47,420.64, 65,438.64 and 25,910.46

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Solution

The fourth proportional to 47,420.64, 65,438.64 and 25,910.46 is: 35,755.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,420.64 : 65,438.64 = 25,910.46 : x
  2. Step 2: Convert to fraction form
    47,420.64/65,438.64 = 25,910.46/x
  3. Step 3: Cross multiply
    47,420.64x = 65,438.64 × 25,910.46
  4. Step 4: Simplify right side
    47,420.64x = 1,695,545,264.17
  5. Step 5: Solve for x
    x = 1,695,545,264.17/47,420.64
  6. Step 6: Final answer
    x = 35,755.43

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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.