Home / 22,205.61-30,657.39-14,261.83

Finding the Fourth Proportional to 22,205.61, 30,657.39 and 14,261.83

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Solution

The fourth proportional to 22,205.61, 30,657.39 and 14,261.83 is: 19,690.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,205.61 : 30,657.39 = 14,261.83 : x
  2. Step 2: Convert to fraction form
    22,205.61/30,657.39 = 14,261.83/x
  3. Step 3: Cross multiply
    22,205.61x = 30,657.39 × 14,261.83
  4. Step 4: Simplify right side
    22,205.61x = 437,230,484.42
  5. Step 5: Solve for x
    x = 437,230,484.42/22,205.61
  6. Step 6: Final answer
    x = 19,690.09

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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.