Home / 23,491.03-32,418.09-12,880.03

Finding the Fourth Proportional to 23,491.03, 32,418.09 and 12,880.03

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Solution

The fourth proportional to 23,491.03, 32,418.09 and 12,880.03 is: 17,774.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,491.03 : 32,418.09 = 12,880.03 : x
  2. Step 2: Convert to fraction form
    23,491.03/32,418.09 = 12,880.03/x
  3. Step 3: Cross multiply
    23,491.03x = 32,418.09 × 12,880.03
  4. Step 4: Simplify right side
    23,491.03x = 417,545,971.74
  5. Step 5: Solve for x
    x = 417,545,971.74/23,491.03
  6. Step 6: Final answer
    x = 17,774.70

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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.