Home / 47,220.98-65,165.61-25,711.53

Finding the Fourth Proportional to 47,220.98, 65,165.61 and 25,711.53

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Solution

The fourth proportional to 47,220.98, 65,165.61 and 25,711.53 is: 35,482.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,220.98 : 65,165.61 = 25,711.53 : x
  2. Step 2: Convert to fraction form
    47,220.98/65,165.61 = 25,711.53/x
  3. Step 3: Cross multiply
    47,220.98x = 65,165.61 × 25,711.53
  4. Step 4: Simplify right side
    47,220.98x = 1,675,507,388.53
  5. Step 5: Solve for x
    x = 1,675,507,388.53/47,220.98
  6. Step 6: Final answer
    x = 35,482.27

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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.