Home / 16,320.04-22,521.70-8,868.04

Finding the Fourth Proportional to 16,320.04, 22,521.70 and 8,868.04

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Solution

The fourth proportional to 16,320.04, 22,521.70 and 8,868.04 is: 12,237.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,320.04 : 22,521.70 = 8,868.04 : x
  2. Step 2: Convert to fraction form
    16,320.04/22,521.70 = 8,868.04/x
  3. Step 3: Cross multiply
    16,320.04x = 22,521.70 × 8,868.04
  4. Step 4: Simplify right side
    16,320.04x = 199,723,336.47
  5. Step 5: Solve for x
    x = 199,723,336.47/16,320.04
  6. Step 6: Final answer
    x = 12,237.92

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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.