Home / 14,947.76-20,628.50-8,233.27

Finding the Fourth Proportional to 14,947.76, 20,628.50 and 8,233.27

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Solution

The fourth proportional to 14,947.76, 20,628.50 and 8,233.27 is: 11,362.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,947.76 : 20,628.50 = 8,233.27 : x
  2. Step 2: Convert to fraction form
    14,947.76/20,628.50 = 8,233.27/x
  3. Step 3: Cross multiply
    14,947.76x = 20,628.50 × 8,233.27
  4. Step 4: Simplify right side
    14,947.76x = 169,839,917.46
  5. Step 5: Solve for x
    x = 169,839,917.46/14,947.76
  6. Step 6: Final answer
    x = 11,362.23

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1.5x scale

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.