Home / 63,331.72-87,394.58-34,650.76

Finding the Fourth Proportional to 63,331.72, 87,394.58 and 34,650.76

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Solution

The fourth proportional to 63,331.72, 87,394.58 and 34,650.76 is: 47,816.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    63,331.72 : 87,394.58 = 34,650.76 : x
  2. Step 2: Convert to fraction form
    63,331.72/87,394.58 = 34,650.76/x
  3. Step 3: Cross multiply
    63,331.72x = 87,394.58 × 34,650.76
  4. Step 4: Simplify right side
    63,331.72x = 3,028,288,616.88
  5. Step 5: Solve for x
    x = 3,028,288,616.88/63,331.72
  6. Step 6: Final answer
    x = 47,816.30

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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.