Home / 16,246.40-22,405.96-10,579

Finding the Fourth Proportional to 16,246.40, 22,405.96 and 10,579

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Solution

The fourth proportional to 16,246.40, 22,405.96 and 10,579 is: 14,589.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,246.40 : 22,405.96 = 10,579 : x
  2. Step 2: Convert to fraction form
    16,246.40/22,405.96 = 10,579/x
  3. Step 3: Cross multiply
    16,246.40x = 22,405.96 × 10,579
  4. Step 4: Simplify right side
    16,246.40x = 237,032,650.84
  5. Step 5: Solve for x
    x = 237,032,650.84/16,246.40
  6. Step 6: Final answer
    x = 14,589.86

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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.