Home / 66,346.35-99,535.04-21,973.09

Finding the Fourth Proportional to 66,346.35, 99,535.04 and 21,973.09

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Solution

The fourth proportional to 66,346.35, 99,535.04 and 21,973.09 is: 32,964.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,346.35 : 99,535.04 = 21,973.09 : x
  2. Step 2: Convert to fraction form
    66,346.35/99,535.04 = 21,973.09/x
  3. Step 3: Cross multiply
    66,346.35x = 99,535.04 × 21,973.09
  4. Step 4: Simplify right side
    66,346.35x = 2,187,091,913.38
  5. Step 5: Solve for x
    x = 2,187,091,913.38/66,346.35
  6. Step 6: Final answer
    x = 32,964.77

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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.