Home / 23,891.11-32,969.77-13,281.41

Finding the Fourth Proportional to 23,891.11, 32,969.77 and 13,281.41

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Solution

The fourth proportional to 23,891.11, 32,969.77 and 13,281.41 is: 18,328.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,891.11 : 32,969.77 = 13,281.41 : x
  2. Step 2: Convert to fraction form
    23,891.11/32,969.77 = 13,281.41/x
  3. Step 3: Cross multiply
    23,891.11x = 32,969.77 × 13,281.41
  4. Step 4: Simplify right side
    23,891.11x = 437,885,082.20
  5. Step 5: Solve for x
    x = 437,885,082.20/23,891.11
  6. Step 6: Final answer
    x = 18,328.37

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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.