Home / 19,501.12-26,909.46-11,001.34

Finding the Fourth Proportional to 19,501.12, 26,909.46 and 11,001.34

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Solution

The fourth proportional to 19,501.12, 26,909.46 and 11,001.34 is: 15,180.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,501.12 : 26,909.46 = 11,001.34 : x
  2. Step 2: Convert to fraction form
    19,501.12/26,909.46 = 11,001.34/x
  3. Step 3: Cross multiply
    19,501.12x = 26,909.46 × 11,001.34
  4. Step 4: Simplify right side
    19,501.12x = 296,040,118.68
  5. Step 5: Solve for x
    x = 296,040,118.68/19,501.12
  6. Step 6: Final answer
    x = 15,180.67

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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.