Home / 47,216.87-70,923.71-39,835.74

Finding the Fourth Proportional to 47,216.87, 70,923.71 and 39,835.74

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Solution

The fourth proportional to 47,216.87, 70,923.71 and 39,835.74 is: 59,836.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,216.87 : 70,923.71 = 39,835.74 : x
  2. Step 2: Convert to fraction form
    47,216.87/70,923.71 = 39,835.74/x
  3. Step 3: Cross multiply
    47,216.87x = 70,923.71 × 39,835.74
  4. Step 4: Simplify right side
    47,216.87x = 2,825,298,570.98
  5. Step 5: Solve for x
    x = 2,825,298,570.98/47,216.87
  6. Step 6: Final answer
    x = 59,836.64

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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.