Home / 34,161.85-47,143.23-19,054.50

Finding the Fourth Proportional to 34,161.85, 47,143.23 and 19,054.50

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Solution

The fourth proportional to 34,161.85, 47,143.23 and 19,054.50 is: 26,295.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,161.85 : 47,143.23 = 19,054.50 : x
  2. Step 2: Convert to fraction form
    34,161.85/47,143.23 = 19,054.50/x
  3. Step 3: Cross multiply
    34,161.85x = 47,143.23 × 19,054.50
  4. Step 4: Simplify right side
    34,161.85x = 898,290,723.67
  5. Step 5: Solve for x
    x = 898,290,723.67/34,161.85
  6. Step 6: Final answer
    x = 26,295.14

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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.