Home / 14,681.62-22,019.69-6,783.83

Finding the Fourth Proportional to 14,681.62, 22,019.69 and 6,783.83

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Solution

The fourth proportional to 14,681.62, 22,019.69 and 6,783.83 is: 10,174.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,681.62 : 22,019.69 = 6,783.83 : x
  2. Step 2: Convert to fraction form
    14,681.62/22,019.69 = 6,783.83/x
  3. Step 3: Cross multiply
    14,681.62x = 22,019.69 × 6,783.83
  4. Step 4: Simplify right side
    14,681.62x = 149,377,740.47
  5. Step 5: Solve for x
    x = 149,377,740.47/14,681.62
  6. Step 6: Final answer
    x = 10,174.47

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.