Home / 16,029.28-22,109.24-14,707.36

Finding the Fourth Proportional to 16,029.28, 22,109.24 and 14,707.36

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Solution

The fourth proportional to 16,029.28, 22,109.24 and 14,707.36 is: 20,285.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,029.28 : 22,109.24 = 14,707.36 : x
  2. Step 2: Convert to fraction form
    16,029.28/22,109.24 = 14,707.36/x
  3. Step 3: Cross multiply
    16,029.28x = 22,109.24 × 14,707.36
  4. Step 4: Simplify right side
    16,029.28x = 325,168,552.01
  5. Step 5: Solve for x
    x = 325,168,552.01/16,029.28
  6. Step 6: Final answer
    x = 20,285.91

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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.