Home / 23,931.68-35,898.39-12,231.23

Finding the Fourth Proportional to 23,931.68, 35,898.39 and 12,231.23

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Solution

The fourth proportional to 23,931.68, 35,898.39 and 12,231.23 is: 18,347.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,931.68 : 35,898.39 = 12,231.23 : x
  2. Step 2: Convert to fraction form
    23,931.68/35,898.39 = 12,231.23/x
  3. Step 3: Cross multiply
    23,931.68x = 35,898.39 × 12,231.23
  4. Step 4: Simplify right side
    23,931.68x = 439,081,285.23
  5. Step 5: Solve for x
    x = 439,081,285.23/23,931.68
  6. Step 6: Final answer
    x = 18,347.29

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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.