Home / 16,347.36-22,488.56-14,321.64

Finding the Fourth Proportional to 16,347.36, 22,488.56 and 14,321.64

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Solution

The fourth proportional to 16,347.36, 22,488.56 and 14,321.64 is: 19,701.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,347.36 : 22,488.56 = 14,321.64 : x
  2. Step 2: Convert to fraction form
    16,347.36/22,488.56 = 14,321.64/x
  3. Step 3: Cross multiply
    16,347.36x = 22,488.56 × 14,321.64
  4. Step 4: Simplify right side
    16,347.36x = 322,073,060.44
  5. Step 5: Solve for x
    x = 322,073,060.44/16,347.36
  6. Step 6: Final answer
    x = 19,701.84

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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.