Home / 19,356.75-26,712.32-10,973.25

Finding the Fourth Proportional to 19,356.75, 26,712.32 and 10,973.25

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Solution

The fourth proportional to 19,356.75, 26,712.32 and 10,973.25 is: 15,143.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,356.75 : 26,712.32 = 10,973.25 : x
  2. Step 2: Convert to fraction form
    19,356.75/26,712.32 = 10,973.25/x
  3. Step 3: Cross multiply
    19,356.75x = 26,712.32 × 10,973.25
  4. Step 4: Simplify right side
    19,356.75x = 293,120,910.57
  5. Step 5: Solve for x
    x = 293,120,910.57/19,356.75
  6. Step 6: Final answer
    x = 15,143.09

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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.