Home / 19,017.80-26,245.28-10,634.28

Finding the Fourth Proportional to 19,017.80, 26,245.28 and 10,634.28

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Solution

The fourth proportional to 19,017.80, 26,245.28 and 10,634.28 is: 14,675.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,017.80 : 26,245.28 = 10,634.28 : x
  2. Step 2: Convert to fraction form
    19,017.80/26,245.28 = 10,634.28/x
  3. Step 3: Cross multiply
    19,017.80x = 26,245.28 × 10,634.28
  4. Step 4: Simplify right side
    19,017.80x = 279,099,656.20
  5. Step 5: Solve for x
    x = 279,099,656.20/19,017.80
  6. Step 6: Final answer
    x = 14,675.71

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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.