Home / 44,473.09-66,709.64-21,086.77

Finding the Fourth Proportional to 44,473.09, 66,709.64 and 21,086.77

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Solution

The fourth proportional to 44,473.09, 66,709.64 and 21,086.77 is: 31,630.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,473.09 : 66,709.64 = 21,086.77 : x
  2. Step 2: Convert to fraction form
    44,473.09/66,709.64 = 21,086.77/x
  3. Step 3: Cross multiply
    44,473.09x = 66,709.64 × 21,086.77
  4. Step 4: Simplify right side
    44,473.09x = 1,406,690,835.46
  5. Step 5: Solve for x
    x = 1,406,690,835.46/44,473.09
  6. Step 6: Final answer
    x = 31,630.16

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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.