Home / 16,503.08-22,772.20-9,429.96

Finding the Fourth Proportional to 16,503.08, 22,772.20 and 9,429.96

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Solution

The fourth proportional to 16,503.08, 22,772.20 and 9,429.96 is: 13,012.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,503.08 : 22,772.20 = 9,429.96 : x
  2. Step 2: Convert to fraction form
    16,503.08/22,772.20 = 9,429.96/x
  3. Step 3: Cross multiply
    16,503.08x = 22,772.20 × 9,429.96
  4. Step 4: Simplify right side
    16,503.08x = 214,740,935.11
  5. Step 5: Solve for x
    x = 214,740,935.11/16,503.08
  6. Step 6: Final answer
    x = 13,012.17

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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.