Home / 34,372.85-47,435.83-19,265.78

Finding the Fourth Proportional to 34,372.85, 47,435.83 and 19,265.78

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Solution

The fourth proportional to 34,372.85, 47,435.83 and 19,265.78 is: 26,587.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,372.85 : 47,435.83 = 19,265.78 : x
  2. Step 2: Convert to fraction form
    34,372.85/47,435.83 = 19,265.78/x
  3. Step 3: Cross multiply
    34,372.85x = 47,435.83 × 19,265.78
  4. Step 4: Simplify right side
    34,372.85x = 913,888,335.32
  5. Step 5: Solve for x
    x = 913,888,335.32/34,372.85
  6. Step 6: Final answer
    x = 26,587.51

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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.