Home / 19,626.60-27,075.20-11,663.19

Finding the Fourth Proportional to 19,626.60, 27,075.20 and 11,663.19

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Solution

The fourth proportional to 19,626.60, 27,075.20 and 11,663.19 is: 16,089.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,626.60 : 27,075.20 = 11,663.19 : x
  2. Step 2: Convert to fraction form
    19,626.60/27,075.20 = 11,663.19/x
  3. Step 3: Cross multiply
    19,626.60x = 27,075.20 × 11,663.19
  4. Step 4: Simplify right side
    19,626.60x = 315,783,143.57
  5. Step 5: Solve for x
    x = 315,783,143.57/19,626.60
  6. Step 6: Final answer
    x = 16,089.55

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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.