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Finding the Fourth Proportional to 64,004.69, 96,007.08 and 21,885.09

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Solution

The fourth proportional to 64,004.69, 96,007.08 and 21,885.09 is: 32,827.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    64,004.69 : 96,007.08 = 21,885.09 : x
  2. Step 2: Convert to fraction form
    64,004.69/96,007.08 = 21,885.09/x
  3. Step 3: Cross multiply
    64,004.69x = 96,007.08 × 21,885.09
  4. Step 4: Simplify right side
    64,004.69x = 2,101,123,668.51
  5. Step 5: Solve for x
    x = 2,101,123,668.51/64,004.69
  6. Step 6: Final answer
    x = 32,827.65

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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.