Home / 29,188.14-40,281.67-16,612.89

Finding the Fourth Proportional to 29,188.14, 40,281.67 and 16,612.89

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Solution

The fourth proportional to 29,188.14, 40,281.67 and 16,612.89 is: 22,926.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    29,188.14 : 40,281.67 = 16,612.89 : x
  2. Step 2: Convert to fraction form
    29,188.14/40,281.67 = 16,612.89/x
  3. Step 3: Cross multiply
    29,188.14x = 40,281.67 × 16,612.89
  4. Step 4: Simplify right side
    29,188.14x = 669,194,952.73
  5. Step 5: Solve for x
    x = 669,194,952.73/29,188.14
  6. Step 6: Final answer
    x = 22,926.95

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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.