Home / 16,394.40-22,623.30-9,320.94

Finding the Fourth Proportional to 16,394.40, 22,623.30 and 9,320.94

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Solution

The fourth proportional to 16,394.40, 22,623.30 and 9,320.94 is: 12,862.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,394.40 : 22,623.30 = 9,320.94 : x
  2. Step 2: Convert to fraction form
    16,394.40/22,623.30 = 9,320.94/x
  3. Step 3: Cross multiply
    16,394.40x = 22,623.30 × 9,320.94
  4. Step 4: Simplify right side
    16,394.40x = 210,870,421.90
  5. Step 5: Solve for x
    x = 210,870,421.90/16,394.40
  6. Step 6: Final answer
    x = 12,862.34

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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.