Home / 14,292.84-19,709.69-11,020.55

Finding the Fourth Proportional to 14,292.84, 19,709.69 and 11,020.55

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Solution

The fourth proportional to 14,292.84, 19,709.69 and 11,020.55 is: 15,197.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,292.84 : 19,709.69 = 11,020.55 : x
  2. Step 2: Convert to fraction form
    14,292.84/19,709.69 = 11,020.55/x
  3. Step 3: Cross multiply
    14,292.84x = 19,709.69 × 11,020.55
  4. Step 4: Simplify right side
    14,292.84x = 217,211,470.48
  5. Step 5: Solve for x
    x = 217,211,470.48/14,292.84
  6. Step 6: Final answer
    x = 15,197.22

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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.