Home / 19,243.36-26,543.05-11,277.82

Finding the Fourth Proportional to 19,243.36, 26,543.05 and 11,277.82

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Solution

The fourth proportional to 19,243.36, 26,543.05 and 11,277.82 is: 15,555.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,243.36 : 26,543.05 = 11,277.82 : x
  2. Step 2: Convert to fraction form
    19,243.36/26,543.05 = 11,277.82/x
  3. Step 3: Cross multiply
    19,243.36x = 26,543.05 × 11,277.82
  4. Step 4: Simplify right side
    19,243.36x = 299,347,740.15
  5. Step 5: Solve for x
    x = 299,347,740.15/19,243.36
  6. Step 6: Final answer
    x = 15,555.90

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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.