Home / 32,119.91-48,234.99-19,712.78

Finding the Fourth Proportional to 32,119.91, 48,234.99 and 19,712.78

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Solution

The fourth proportional to 32,119.91, 48,234.99 and 19,712.78 is: 29,603.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,119.91 : 48,234.99 = 19,712.78 : x
  2. Step 2: Convert to fraction form
    32,119.91/48,234.99 = 19,712.78/x
  3. Step 3: Cross multiply
    32,119.91x = 48,234.99 × 19,712.78
  4. Step 4: Simplify right side
    32,119.91x = 950,846,031.12
  5. Step 5: Solve for x
    x = 950,846,031.12/32,119.91
  6. Step 6: Final answer
    x = 29,603.01

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1.5x scale

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.