Home / 23,521.25-32,459.74-12,911.87

Finding the Fourth Proportional to 23,521.25, 32,459.74 and 12,911.87

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Solution

The fourth proportional to 23,521.25, 32,459.74 and 12,911.87 is: 17,818.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,521.25 : 32,459.74 = 12,911.87 : x
  2. Step 2: Convert to fraction form
    23,521.25/32,459.74 = 12,911.87/x
  3. Step 3: Cross multiply
    23,521.25x = 32,459.74 × 12,911.87
  4. Step 4: Simplify right side
    23,521.25x = 419,115,943.11
  5. Step 5: Solve for x
    x = 419,115,943.11/23,521.25
  6. Step 6: Final answer
    x = 17,818.61

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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.