Home / 47,114.64-65,015.78-25,889.81

Finding the Fourth Proportional to 47,114.64, 65,015.78 and 25,889.81

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Solution

The fourth proportional to 47,114.64, 65,015.78 and 25,889.81 is: 35,726.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,114.64 : 65,015.78 = 25,889.81 : x
  2. Step 2: Convert to fraction form
    47,114.64/65,015.78 = 25,889.81/x
  3. Step 3: Cross multiply
    47,114.64x = 65,015.78 × 25,889.81
  4. Step 4: Simplify right side
    47,114.64x = 1,683,245,736.67
  5. Step 5: Solve for x
    x = 1,683,245,736.67/47,114.64
  6. Step 6: Final answer
    x = 35,726.60

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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.