Home / 14,228.36-19,644.85-9,204.74

Finding the Fourth Proportional to 14,228.36, 19,644.85 and 9,204.74

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Solution

The fourth proportional to 14,228.36, 19,644.85 and 9,204.74 is: 12,708.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,228.36 : 19,644.85 = 9,204.74 : x
  2. Step 2: Convert to fraction form
    14,228.36/19,644.85 = 9,204.74/x
  3. Step 3: Cross multiply
    14,228.36x = 19,644.85 × 9,204.74
  4. Step 4: Simplify right side
    14,228.36x = 180,825,615.35
  5. Step 5: Solve for x
    x = 180,825,615.35/14,228.36
  6. Step 6: Final answer
    x = 12,708.82

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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.