Home / 14,612.76-21,880.26-11,418.36

Finding the Fourth Proportional to 14,612.76, 21,880.26 and 11,418.36

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Solution

The fourth proportional to 14,612.76, 21,880.26 and 11,418.36 is: 17,097.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,612.76 : 21,880.26 = 11,418.36 : x
  2. Step 2: Convert to fraction form
    14,612.76/21,880.26 = 11,418.36/x
  3. Step 3: Cross multiply
    14,612.76x = 21,880.26 × 11,418.36
  4. Step 4: Simplify right side
    14,612.76x = 249,836,685.57
  5. Step 5: Solve for x
    x = 249,836,685.57/14,612.76
  6. Step 6: Final answer
    x = 17,097.16

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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.