Home / 19,501.74-26,912.41-11,005.67

Finding the Fourth Proportional to 19,501.74, 26,912.41 and 11,005.67

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Solution

The fourth proportional to 19,501.74, 26,912.41 and 11,005.67 is: 15,187.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,501.74 : 26,912.41 = 11,005.67 : x
  2. Step 2: Convert to fraction form
    19,501.74/26,912.41 = 11,005.67/x
  3. Step 3: Cross multiply
    19,501.74x = 26,912.41 × 11,005.67
  4. Step 4: Simplify right side
    19,501.74x = 296,189,143.13
  5. Step 5: Solve for x
    x = 296,189,143.13/19,501.74
  6. Step 6: Final answer
    x = 15,187.83

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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.