Home / 34,074.72-47,010-25,143.68

Finding the Fourth Proportional to 34,074.72, 47,010 and 25,143.68

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Solution

The fourth proportional to 34,074.72, 47,010 and 25,143.68 is: 34,688.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    34,074.72 : 47,010 = 25,143.68 : x
  2. Step 2: Convert to fraction form
    34,074.72/47,010 = 25,143.68/x
  3. Step 3: Cross multiply
    34,074.72x = 47,010 × 25,143.68
  4. Step 4: Simplify right side
    34,074.72x = 1,182,004,396.80
  5. Step 5: Solve for x
    x = 1,182,004,396.80/34,074.72
  6. Step 6: Final answer
    x = 34,688.60

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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.