Home / 19,285.21-26,625.20-12,582.46

Finding the Fourth Proportional to 19,285.21, 26,625.20 and 12,582.46

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Solution

The fourth proportional to 19,285.21, 26,625.20 and 12,582.46 is: 17,371.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,285.21 : 26,625.20 = 12,582.46 : x
  2. Step 2: Convert to fraction form
    19,285.21/26,625.20 = 12,582.46/x
  3. Step 3: Cross multiply
    19,285.21x = 26,625.20 × 12,582.46
  4. Step 4: Simplify right side
    19,285.21x = 335,010,513.99
  5. Step 5: Solve for x
    x = 335,010,513.99/19,285.21
  6. Step 6: Final answer
    x = 17,371.37

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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.