Home / 47,276.82-70,923.68-15,688.79

Finding the Fourth Proportional to 47,276.82, 70,923.68 and 15,688.79

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Solution

The fourth proportional to 47,276.82, 70,923.68 and 15,688.79 is: 23,535.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,276.82 : 70,923.68 = 15,688.79 : x
  2. Step 2: Convert to fraction form
    47,276.82/70,923.68 = 15,688.79/x
  3. Step 3: Cross multiply
    47,276.82x = 70,923.68 × 15,688.79
  4. Step 4: Simplify right side
    47,276.82x = 1,112,706,288.48
  5. Step 5: Solve for x
    x = 1,112,706,288.48/47,276.82
  6. Step 6: Final answer
    x = 23,535.98

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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.