Home / 47,133.64-70,696.80-27,399.60

Finding the Fourth Proportional to 47,133.64, 70,696.80 and 27,399.60

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Solution

The fourth proportional to 47,133.64, 70,696.80 and 27,399.60 is: 41,097.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,133.64 : 70,696.80 = 27,399.60 : x
  2. Step 2: Convert to fraction form
    47,133.64/70,696.80 = 27,399.60/x
  3. Step 3: Cross multiply
    47,133.64x = 70,696.80 × 27,399.60
  4. Step 4: Simplify right side
    47,133.64x = 1,937,064,041.28
  5. Step 5: Solve for x
    x = 1,937,064,041.28/47,133.64
  6. Step 6: Final answer
    x = 41,097.27

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.