Home / 14,664.29-20,229.29-9,277.69

Finding the Fourth Proportional to 14,664.29, 20,229.29 and 9,277.69

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Solution

The fourth proportional to 14,664.29, 20,229.29 and 9,277.69 is: 12,798.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,664.29 : 20,229.29 = 9,277.69 : x
  2. Step 2: Convert to fraction form
    14,664.29/20,229.29 = 9,277.69/x
  3. Step 3: Cross multiply
    14,664.29x = 20,229.29 × 9,277.69
  4. Step 4: Simplify right side
    14,664.29x = 187,681,109.49
  5. Step 5: Solve for x
    x = 187,681,109.49/14,664.29
  6. Step 6: Final answer
    x = 12,798.51

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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.