Home / 19,235.20-26,540.04-10,850.08

Finding the Fourth Proportional to 19,235.20, 26,540.04 and 10,850.08

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Solution

The fourth proportional to 19,235.20, 26,540.04 and 10,850.08 is: 14,970.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,235.20 : 26,540.04 = 10,850.08 : x
  2. Step 2: Convert to fraction form
    19,235.20/26,540.04 = 10,850.08/x
  3. Step 3: Cross multiply
    19,235.20x = 26,540.04 × 10,850.08
  4. Step 4: Simplify right side
    19,235.20x = 287,961,557.20
  5. Step 5: Solve for x
    x = 287,961,557.20/19,235.20
  6. Step 6: Final answer
    x = 14,970.55

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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.