Home / 14,628.09-21,947.63-8,708.38

Finding the Fourth Proportional to 14,628.09, 21,947.63 and 8,708.38

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Solution

The fourth proportional to 14,628.09, 21,947.63 and 8,708.38 is: 13,065.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,628.09 : 21,947.63 = 8,708.38 : x
  2. Step 2: Convert to fraction form
    14,628.09/21,947.63 = 8,708.38/x
  3. Step 3: Cross multiply
    14,628.09x = 21,947.63 × 8,708.38
  4. Step 4: Simplify right side
    14,628.09x = 191,128,302.14
  5. Step 5: Solve for x
    x = 191,128,302.14/14,628.09
  6. Step 6: Final answer
    x = 13,065.84

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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.