Home / 47,076.21-64,969.16-25,859.88

Finding the Fourth Proportional to 47,076.21, 64,969.16 and 25,859.88

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Solution

The fourth proportional to 47,076.21, 64,969.16 and 25,859.88 is: 35,688.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,076.21 : 64,969.16 = 25,859.88 : x
  2. Step 2: Convert to fraction form
    47,076.21/64,969.16 = 25,859.88/x
  3. Step 3: Cross multiply
    47,076.21x = 64,969.16 × 25,859.88
  4. Step 4: Simplify right side
    47,076.21x = 1,680,094,552.00
  5. Step 5: Solve for x
    x = 1,680,094,552.00/47,076.21
  6. Step 6: Final answer
    x = 35,688.82

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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.