Home / 16,203-22,369.86-10,623.72

Finding the Fourth Proportional to 16,203, 22,369.86 and 10,623.72

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Solution

The fourth proportional to 16,203, 22,369.86 and 10,623.72 is: 14,667.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,203 : 22,369.86 = 10,623.72 : x
  2. Step 2: Convert to fraction form
    16,203/22,369.86 = 10,623.72/x
  3. Step 3: Cross multiply
    16,203x = 22,369.86 × 10,623.72
  4. Step 4: Simplify right side
    16,203x = 237,651,129.08
  5. Step 5: Solve for x
    x = 237,651,129.08/16,203
  6. Step 6: Final answer
    x = 14,667.11

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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.