Home / 23,423.05-32,324.58-12,812.69

Finding the Fourth Proportional to 23,423.05, 32,324.58 and 12,812.69

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Solution

The fourth proportional to 23,423.05, 32,324.58 and 12,812.69 is: 17,681.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,423.05 : 32,324.58 = 12,812.69 : x
  2. Step 2: Convert to fraction form
    23,423.05/32,324.58 = 12,812.69/x
  3. Step 3: Cross multiply
    23,423.05x = 32,324.58 × 12,812.69
  4. Step 4: Simplify right side
    23,423.05x = 414,164,822.92
  5. Step 5: Solve for x
    x = 414,164,822.92/23,423.05
  6. Step 6: Final answer
    x = 17,681.94

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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.