Home / 47,086.68-64,979.40-25,576.32

Finding the Fourth Proportional to 47,086.68, 64,979.40 and 25,576.32

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Solution

The fourth proportional to 47,086.68, 64,979.40 and 25,576.32 is: 35,295.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,086.68 : 64,979.40 = 25,576.32 : x
  2. Step 2: Convert to fraction form
    47,086.68/64,979.40 = 25,576.32/x
  3. Step 3: Cross multiply
    47,086.68x = 64,979.40 × 25,576.32
  4. Step 4: Simplify right side
    47,086.68x = 1,661,933,927.81
  5. Step 5: Solve for x
    x = 1,661,933,927.81/47,086.68
  6. Step 6: Final answer
    x = 35,295.20

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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.