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Finding the Fourth Proportional to 41,590, 62,365.56 and 13,868.56

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Solution

The fourth proportional to 41,590, 62,365.56 and 13,868.56 is: 20,796.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    41,590 : 62,365.56 = 13,868.56 : x
  2. Step 2: Convert to fraction form
    41,590/62,365.56 = 13,868.56/x
  3. Step 3: Cross multiply
    41,590x = 62,365.56 × 13,868.56
  4. Step 4: Simplify right side
    41,590x = 864,920,510.79
  5. Step 5: Solve for x
    x = 864,920,510.79/41,590
  6. Step 6: Final answer
    x = 20,796.36

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1.5x scale

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.