Home / 14,329.28-19,778.64-9,293.82

Finding the Fourth Proportional to 14,329.28, 19,778.64 and 9,293.82

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Solution

The fourth proportional to 14,329.28, 19,778.64 and 9,293.82 is: 12,828.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,329.28 : 19,778.64 = 9,293.82 : x
  2. Step 2: Convert to fraction form
    14,329.28/19,778.64 = 9,293.82/x
  3. Step 3: Cross multiply
    14,329.28x = 19,778.64 × 9,293.82
  4. Step 4: Simplify right side
    14,329.28x = 183,819,120.00
  5. Step 5: Solve for x
    x = 183,819,120.00/14,329.28
  6. Step 6: Final answer
    x = 12,828.22

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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.