Home / 16,684.04-23,031.06-10,399.52

Finding the Fourth Proportional to 16,684.04, 23,031.06 and 10,399.52

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Solution

The fourth proportional to 16,684.04, 23,031.06 and 10,399.52 is: 14,355.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,684.04 : 23,031.06 = 10,399.52 : x
  2. Step 2: Convert to fraction form
    16,684.04/23,031.06 = 10,399.52/x
  3. Step 3: Cross multiply
    16,684.04x = 23,031.06 × 10,399.52
  4. Step 4: Simplify right side
    16,684.04x = 239,511,969.09
  5. Step 5: Solve for x
    x = 239,511,969.09/16,684.04
  6. Step 6: Final answer
    x = 14,355.75

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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.