Home / 19,499.85-26,905.10-11,544.03

Finding the Fourth Proportional to 19,499.85, 26,905.10 and 11,544.03

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Solution

The fourth proportional to 19,499.85, 26,905.10 and 11,544.03 is: 15,927.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,499.85 : 26,905.10 = 11,544.03 : x
  2. Step 2: Convert to fraction form
    19,499.85/26,905.10 = 11,544.03/x
  3. Step 3: Cross multiply
    19,499.85x = 26,905.10 × 11,544.03
  4. Step 4: Simplify right side
    19,499.85x = 310,593,223.83
  5. Step 5: Solve for x
    x = 310,593,223.83/19,499.85
  6. Step 6: Final answer
    x = 15,927.98

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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.