Home / 34,076.76-47,015.10-19,169.88

Finding the Fourth Proportional to 34,076.76, 47,015.10 and 19,169.88

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Solution

The fourth proportional to 34,076.76, 47,015.10 and 19,169.88 is: 26,448.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,076.76 : 47,015.10 = 19,169.88 : x
  2. Step 2: Convert to fraction form
    34,076.76/47,015.10 = 19,169.88/x
  3. Step 3: Cross multiply
    34,076.76x = 47,015.10 × 19,169.88
  4. Step 4: Simplify right side
    34,076.76x = 901,273,825.19
  5. Step 5: Solve for x
    x = 901,273,825.19/34,076.76
  6. Step 6: Final answer
    x = 26,448.34

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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.