Home / 34,285.31-47,311.51-19,175.36

Finding the Fourth Proportional to 34,285.31, 47,311.51 and 19,175.36

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Solution

The fourth proportional to 34,285.31, 47,311.51 and 19,175.36 is: 26,460.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,285.31 : 47,311.51 = 19,175.36 : x
  2. Step 2: Convert to fraction form
    34,285.31/47,311.51 = 19,175.36/x
  3. Step 3: Cross multiply
    34,285.31x = 47,311.51 × 19,175.36
  4. Step 4: Simplify right side
    34,285.31x = 907,215,040.02
  5. Step 5: Solve for x
    x = 907,215,040.02/34,285.31
  6. Step 6: Final answer
    x = 26,460.75

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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.