Home / 23,440.49-32,347.91-12,830.79

Finding the Fourth Proportional to 23,440.49, 32,347.91 and 12,830.79

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Solution

The fourth proportional to 23,440.49, 32,347.91 and 12,830.79 is: 17,706.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,440.49 : 32,347.91 = 12,830.79 : x
  2. Step 2: Convert to fraction form
    23,440.49/32,347.91 = 12,830.79/x
  3. Step 3: Cross multiply
    23,440.49x = 32,347.91 × 12,830.79
  4. Step 4: Simplify right side
    23,440.49x = 415,049,175.99
  5. Step 5: Solve for x
    x = 415,049,175.99/23,440.49
  6. Step 6: Final answer
    x = 17,706.51

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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.