Home / 47,893.59-71,849.09-19,798.38

Finding the Fourth Proportional to 47,893.59, 71,849.09 and 19,798.38

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Solution

The fourth proportional to 47,893.59, 71,849.09 and 19,798.38 is: 29,701.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,893.59 : 71,849.09 = 19,798.38 : x
  2. Step 2: Convert to fraction form
    47,893.59/71,849.09 = 19,798.38/x
  3. Step 3: Cross multiply
    47,893.59x = 71,849.09 × 19,798.38
  4. Step 4: Simplify right side
    47,893.59x = 1,422,495,905.40
  5. Step 5: Solve for x
    x = 1,422,495,905.40/47,893.59
  6. Step 6: Final answer
    x = 29,701.18

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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.