Home / 47,106.72-70,637.28-27,390.48

Finding the Fourth Proportional to 47,106.72, 70,637.28 and 27,390.48

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Solution

The fourth proportional to 47,106.72, 70,637.28 and 27,390.48 is: 41,072.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,106.72 : 70,637.28 = 27,390.48 : x
  2. Step 2: Convert to fraction form
    47,106.72/70,637.28 = 27,390.48/x
  3. Step 3: Cross multiply
    47,106.72x = 70,637.28 × 27,390.48
  4. Step 4: Simplify right side
    47,106.72x = 1,934,789,005.09
  5. Step 5: Solve for x
    x = 1,934,789,005.09/47,106.72
  6. Step 6: Final answer
    x = 41,072.46

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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.