Home / 24,431.63-33,715.64-13,821.03

Finding the Fourth Proportional to 24,431.63, 33,715.64 and 13,821.03

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Solution

The fourth proportional to 24,431.63, 33,715.64 and 13,821.03 is: 19,073.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    24,431.63 : 33,715.64 = 13,821.03 : x
  2. Step 2: Convert to fraction form
    24,431.63/33,715.64 = 13,821.03/x
  3. Step 3: Cross multiply
    24,431.63x = 33,715.64 × 13,821.03
  4. Step 4: Simplify right side
    24,431.63x = 465,984,906.46
  5. Step 5: Solve for x
    x = 465,984,906.46/24,431.63
  6. Step 6: Final answer
    x = 19,073.02

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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.