Home / 13,508.67-18,625.08-10,325.91

Finding the Fourth Proportional to 13,508.67, 18,625.08 and 10,325.91

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Solution

The fourth proportional to 13,508.67, 18,625.08 and 10,325.91 is: 14,236.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,508.67 : 18,625.08 = 10,325.91 : x
  2. Step 2: Convert to fraction form
    13,508.67/18,625.08 = 10,325.91/x
  3. Step 3: Cross multiply
    13,508.67x = 18,625.08 × 10,325.91
  4. Step 4: Simplify right side
    13,508.67x = 192,320,899.82
  5. Step 5: Solve for x
    x = 192,320,899.82/13,508.67
  6. Step 6: Final answer
    x = 14,236.85

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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.