Home / 14,190.30-19,582.61-8,225.43

Finding the Fourth Proportional to 14,190.30, 19,582.61 and 8,225.43

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Solution

The fourth proportional to 14,190.30, 19,582.61 and 8,225.43 is: 11,351.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,190.30 : 19,582.61 = 8,225.43 : x
  2. Step 2: Convert to fraction form
    14,190.30/19,582.61 = 8,225.43/x
  3. Step 3: Cross multiply
    14,190.30x = 19,582.61 × 8,225.43
  4. Step 4: Simplify right side
    14,190.30x = 161,075,350.32
  5. Step 5: Solve for x
    x = 161,075,350.32/14,190.30
  6. Step 6: Final answer
    x = 11,351.09

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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.