Home / 18,974.86-26,185.38-10,476.84

Finding the Fourth Proportional to 18,974.86, 26,185.38 and 10,476.84

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Solution

The fourth proportional to 18,974.86, 26,185.38 and 10,476.84 is: 14,458.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,974.86 : 26,185.38 = 10,476.84 : x
  2. Step 2: Convert to fraction form
    18,974.86/26,185.38 = 10,476.84/x
  3. Step 3: Cross multiply
    18,974.86x = 26,185.38 × 10,476.84
  4. Step 4: Simplify right side
    18,974.86x = 274,340,095.51
  5. Step 5: Solve for x
    x = 274,340,095.51/18,974.86
  6. Step 6: Final answer
    x = 14,458.08

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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.