Home / 19,039.84-26,271.85-11,961.25

Finding the Fourth Proportional to 19,039.84, 26,271.85 and 11,961.25

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Solution

The fourth proportional to 19,039.84, 26,271.85 and 11,961.25 is: 16,504.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,039.84 : 26,271.85 = 11,961.25 : x
  2. Step 2: Convert to fraction form
    19,039.84/26,271.85 = 11,961.25/x
  3. Step 3: Cross multiply
    19,039.84x = 26,271.85 × 11,961.25
  4. Step 4: Simplify right side
    19,039.84x = 314,244,165.81
  5. Step 5: Solve for x
    x = 314,244,165.81/19,039.84
  6. Step 6: Final answer
    x = 16,504.56

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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.