Home / 19,372.80-26,732.32-10,873.84

Finding the Fourth Proportional to 19,372.80, 26,732.32 and 10,873.84

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Solution

The fourth proportional to 19,372.80, 26,732.32 and 10,873.84 is: 15,004.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,372.80 : 26,732.32 = 10,873.84 : x
  2. Step 2: Convert to fraction form
    19,372.80/26,732.32 = 10,873.84/x
  3. Step 3: Cross multiply
    19,372.80x = 26,732.32 × 10,873.84
  4. Step 4: Simplify right side
    19,372.80x = 290,682,970.51
  5. Step 5: Solve for x
    x = 290,682,970.51/19,372.80
  6. Step 6: Final answer
    x = 15,004.70

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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.