Home / 47,079.36-64,969.32-25,858.56

Finding the Fourth Proportional to 47,079.36, 64,969.32 and 25,858.56

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Solution

The fourth proportional to 47,079.36, 64,969.32 and 25,858.56 is: 35,684.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,079.36 : 64,969.32 = 25,858.56 : x
  2. Step 2: Convert to fraction form
    47,079.36/64,969.32 = 25,858.56/x
  3. Step 3: Cross multiply
    47,079.36x = 64,969.32 × 25,858.56
  4. Step 4: Simplify right side
    47,079.36x = 1,680,013,059.38
  5. Step 5: Solve for x
    x = 1,680,013,059.38/47,079.36
  6. Step 6: Final answer
    x = 35,684.70

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1.5x scale

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.