Home / 47,225.76-70,821.61-15,629.98

Finding the Fourth Proportional to 47,225.76, 70,821.61 and 15,629.98

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Solution

The fourth proportional to 47,225.76, 70,821.61 and 15,629.98 is: 23,439.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,225.76 : 70,821.61 = 15,629.98 : x
  2. Step 2: Convert to fraction form
    47,225.76/70,821.61 = 15,629.98/x
  3. Step 3: Cross multiply
    47,225.76x = 70,821.61 × 15,629.98
  4. Step 4: Simplify right side
    47,225.76x = 1,106,940,347.87
  5. Step 5: Solve for x
    x = 1,106,940,347.87/47,225.76
  6. Step 6: Final answer
    x = 23,439.33

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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.