Home / 19,261.72-26,583.06-11,707.39

Finding the Fourth Proportional to 19,261.72, 26,583.06 and 11,707.39

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Solution

The fourth proportional to 19,261.72, 26,583.06 and 11,707.39 is: 16,157.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,261.72 : 26,583.06 = 11,707.39 : x
  2. Step 2: Convert to fraction form
    19,261.72/26,583.06 = 11,707.39/x
  3. Step 3: Cross multiply
    19,261.72x = 26,583.06 × 11,707.39
  4. Step 4: Simplify right side
    19,261.72x = 311,218,250.81
  5. Step 5: Solve for x
    x = 311,218,250.81/19,261.72
  6. Step 6: Final answer
    x = 16,157.34

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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.