Home / 19,081.95-26,333.64-11,529.63

Finding the Fourth Proportional to 19,081.95, 26,333.64 and 11,529.63

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Solution

The fourth proportional to 19,081.95, 26,333.64 and 11,529.63 is: 15,911.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,081.95 : 26,333.64 = 11,529.63 : x
  2. Step 2: Convert to fraction form
    19,081.95/26,333.64 = 11,529.63/x
  3. Step 3: Cross multiply
    19,081.95x = 26,333.64 × 11,529.63
  4. Step 4: Simplify right side
    19,081.95x = 303,617,125.75
  5. Step 5: Solve for x
    x = 303,617,125.75/19,081.95
  6. Step 6: Final answer
    x = 15,911.22

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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.