Home / 23,419.92-32,317.70-12,809.18

Finding the Fourth Proportional to 23,419.92, 32,317.70 and 12,809.18

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Solution

The fourth proportional to 23,419.92, 32,317.70 and 12,809.18 is: 17,675.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,419.92 : 32,317.70 = 12,809.18 : x
  2. Step 2: Convert to fraction form
    23,419.92/32,317.70 = 12,809.18/x
  3. Step 3: Cross multiply
    23,419.92x = 32,317.70 × 12,809.18
  4. Step 4: Simplify right side
    23,419.92x = 413,963,236.49
  5. Step 5: Solve for x
    x = 413,963,236.49/23,419.92
  6. Step 6: Final answer
    x = 17,675.69

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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.