Home / 29,945.93-41,312.31-18,002.42

Finding the Fourth Proportional to 29,945.93, 41,312.31 and 18,002.42

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Solution

The fourth proportional to 29,945.93, 41,312.31 and 18,002.42 is: 24,835.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,945.93 : 41,312.31 = 18,002.42 : x
  2. Step 2: Convert to fraction form
    29,945.93/41,312.31 = 18,002.42/x
  3. Step 3: Cross multiply
    29,945.93x = 41,312.31 × 18,002.42
  4. Step 4: Simplify right side
    29,945.93x = 743,721,349.23
  5. Step 5: Solve for x
    x = 743,721,349.23/29,945.93
  6. Step 6: Final answer
    x = 24,835.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.