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Finding the Fourth Proportional to 64,396.85, 96,595.95 and 17,649.73

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Solution

The fourth proportional to 64,396.85, 96,595.95 and 17,649.73 is: 26,474.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,396.85 : 96,595.95 = 17,649.73 : x
  2. Step 2: Convert to fraction form
    64,396.85/96,595.95 = 17,649.73/x
  3. Step 3: Cross multiply
    64,396.85x = 96,595.95 × 17,649.73
  4. Step 4: Simplify right side
    64,396.85x = 1,704,891,953.61
  5. Step 5: Solve for x
    x = 1,704,891,953.61/64,396.85
  6. Step 6: Final answer
    x = 26,474.77

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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.