Home / 18,880.52-26,055.79-10,383.29

Finding the Fourth Proportional to 18,880.52, 26,055.79 and 10,383.29

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Solution

The fourth proportional to 18,880.52, 26,055.79 and 10,383.29 is: 14,329.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,880.52 : 26,055.79 = 10,383.29 : x
  2. Step 2: Convert to fraction form
    18,880.52/26,055.79 = 10,383.29/x
  3. Step 3: Cross multiply
    18,880.52x = 26,055.79 × 10,383.29
  4. Step 4: Simplify right side
    18,880.52x = 270,544,823.75
  5. Step 5: Solve for x
    x = 270,544,823.75/18,880.52
  6. Step 6: Final answer
    x = 14,329.31

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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.