Home / 14,955.39-20,626.65-13,949.37

Finding the Fourth Proportional to 14,955.39, 20,626.65 and 13,949.37

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Solution

The fourth proportional to 14,955.39, 20,626.65 and 13,949.37 is: 19,239.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,955.39 : 20,626.65 = 13,949.37 : x
  2. Step 2: Convert to fraction form
    14,955.39/20,626.65 = 13,949.37/x
  3. Step 3: Cross multiply
    14,955.39x = 20,626.65 × 13,949.37
  4. Step 4: Simplify right side
    14,955.39x = 287,728,772.71
  5. Step 5: Solve for x
    x = 287,728,772.71/14,955.39
  6. Step 6: Final answer
    x = 19,239.14

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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.