Home / 47,042.63-70,556.64-13,754.87

Finding the Fourth Proportional to 47,042.63, 70,556.64 and 13,754.87

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Solution

The fourth proportional to 47,042.63, 70,556.64 and 13,754.87 is: 20,630.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,042.63 : 70,556.64 = 13,754.87 : x
  2. Step 2: Convert to fraction form
    47,042.63/70,556.64 = 13,754.87/x
  3. Step 3: Cross multiply
    47,042.63x = 70,556.64 × 13,754.87
  4. Step 4: Simplify right side
    47,042.63x = 970,497,410.84
  5. Step 5: Solve for x
    x = 970,497,410.84/47,042.63
  6. Step 6: Final answer
    x = 20,630.17

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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.