Home / 19,305.54-26,641.71-10,808.03

Finding the Fourth Proportional to 19,305.54, 26,641.71 and 10,808.03

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Solution

The fourth proportional to 19,305.54, 26,641.71 and 10,808.03 is: 14,915.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305.54 : 26,641.71 = 10,808.03 : x
  2. Step 2: Convert to fraction form
    19,305.54/26,641.71 = 10,808.03/x
  3. Step 3: Cross multiply
    19,305.54x = 26,641.71 × 10,808.03
  4. Step 4: Simplify right side
    19,305.54x = 287,944,467.54
  5. Step 5: Solve for x
    x = 287,944,467.54/19,305.54
  6. Step 6: Final answer
    x = 14,915.12

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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.