Home / 22,296.93-30,769.63-12,225.79

Finding the Fourth Proportional to 22,296.93, 30,769.63 and 12,225.79

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Solution

The fourth proportional to 22,296.93, 30,769.63 and 12,225.79 is: 16,871.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,296.93 : 30,769.63 = 12,225.79 : x
  2. Step 2: Convert to fraction form
    22,296.93/30,769.63 = 12,225.79/x
  3. Step 3: Cross multiply
    22,296.93x = 30,769.63 × 12,225.79
  4. Step 4: Simplify right side
    22,296.93x = 376,183,034.76
  5. Step 5: Solve for x
    x = 376,183,034.76/22,296.93
  6. Step 6: Final answer
    x = 16,871.52

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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.