Home / 16,425.45-22,669.47-9,352.53

Finding the Fourth Proportional to 16,425.45, 22,669.47 and 9,352.53

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Solution

The fourth proportional to 16,425.45, 22,669.47 and 9,352.53 is: 12,907.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,425.45 : 22,669.47 = 9,352.53 : x
  2. Step 2: Convert to fraction form
    16,425.45/22,669.47 = 9,352.53/x
  3. Step 3: Cross multiply
    16,425.45x = 22,669.47 × 9,352.53
  4. Step 4: Simplify right side
    16,425.45x = 212,016,898.26
  5. Step 5: Solve for x
    x = 212,016,898.26/16,425.45
  6. Step 6: Final answer
    x = 12,907.83

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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.