Home / 19,185.71-26,473.92-10,685.75

Finding the Fourth Proportional to 19,185.71, 26,473.92 and 10,685.75

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Solution

The fourth proportional to 19,185.71, 26,473.92 and 10,685.75 is: 14,745.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,185.71 : 26,473.92 = 10,685.75 : x
  2. Step 2: Convert to fraction form
    19,185.71/26,473.92 = 10,685.75/x
  3. Step 3: Cross multiply
    19,185.71x = 26,473.92 × 10,685.75
  4. Step 4: Simplify right side
    19,185.71x = 282,893,690.64
  5. Step 5: Solve for x
    x = 282,893,690.64/19,185.71
  6. Step 6: Final answer
    x = 14,745.02

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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.