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Finding the Fourth Proportional to 35,667.66, 53,466.02 and 19,879.88

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Solution

The fourth proportional to 35,667.66, 53,466.02 and 19,879.88 is: 29,800.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,667.66 : 53,466.02 = 19,879.88 : x
  2. Step 2: Convert to fraction form
    35,667.66/53,466.02 = 19,879.88/x
  3. Step 3: Cross multiply
    35,667.66x = 53,466.02 × 19,879.88
  4. Step 4: Simplify right side
    35,667.66x = 1,062,898,182.07
  5. Step 5: Solve for x
    x = 1,062,898,182.07/35,667.66
  6. Step 6: Final answer
    x = 29,800.06

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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.