Home / 17,625.40-26,415.70-8,862.68

Finding the Fourth Proportional to 17,625.40, 26,415.70 and 8,862.68

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Solution

The fourth proportional to 17,625.40, 26,415.70 and 8,862.68 is: 13,282.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,625.40 : 26,415.70 = 8,862.68 : x
  2. Step 2: Convert to fraction form
    17,625.40/26,415.70 = 8,862.68/x
  3. Step 3: Cross multiply
    17,625.40x = 26,415.70 × 8,862.68
  4. Step 4: Simplify right side
    17,625.40x = 234,113,896.08
  5. Step 5: Solve for x
    x = 234,113,896.08/17,625.40
  6. Step 6: Final answer
    x = 13,282.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.