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Finding the Fourth Proportional to 64,005.84, 96,024.97 and 19,634.86

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Solution

The fourth proportional to 64,005.84, 96,024.97 and 19,634.86 is: 29,457.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,005.84 : 96,024.97 = 19,634.86 : x
  2. Step 2: Convert to fraction form
    64,005.84/96,024.97 = 19,634.86/x
  3. Step 3: Cross multiply
    64,005.84x = 96,024.97 × 19,634.86
  4. Step 4: Simplify right side
    64,005.84x = 1,885,436,842.45
  5. Step 5: Solve for x
    x = 1,885,436,842.45/64,005.84
  6. Step 6: Final answer
    x = 29,457.26

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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.