Home / 47,478.61-65,517.81-25,964.07

Finding the Fourth Proportional to 47,478.61, 65,517.81 and 25,964.07

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Solution

The fourth proportional to 47,478.61, 65,517.81 and 25,964.07 is: 35,828.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,478.61 : 65,517.81 = 25,964.07 : x
  2. Step 2: Convert to fraction form
    47,478.61/65,517.81 = 25,964.07/x
  3. Step 3: Cross multiply
    47,478.61x = 65,517.81 × 25,964.07
  4. Step 4: Simplify right side
    47,478.61x = 1,701,109,005.09
  5. Step 5: Solve for x
    x = 1,701,109,005.09/47,478.61
  6. Step 6: Final answer
    x = 35,828.96

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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.