Home / 47,478.55-65,517.76-25,964.01

Finding the Fourth Proportional to 47,478.55, 65,517.76 and 25,964.01

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Solution

The fourth proportional to 47,478.55, 65,517.76 and 25,964.01 is: 35,828.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.55 : 65,517.76 = 25,964.01 : x
  2. Step 2: Convert to fraction form
    47,478.55/65,517.76 = 25,964.01/x
  3. Step 3: Cross multiply
    47,478.55x = 65,517.76 × 25,964.01
  4. Step 4: Simplify right side
    47,478.55x = 1,701,103,775.82
  5. Step 5: Solve for x
    x = 1,701,103,775.82/47,478.55
  6. Step 6: Final answer
    x = 35,828.89

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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.