Home / 20,053.86-27,677.22-11,554.35

Finding the Fourth Proportional to 20,053.86, 27,677.22 and 11,554.35

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Solution

The fourth proportional to 20,053.86, 27,677.22 and 11,554.35 is: 15,946.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,053.86 : 27,677.22 = 11,554.35 : x
  2. Step 2: Convert to fraction form
    20,053.86/27,677.22 = 11,554.35/x
  3. Step 3: Cross multiply
    20,053.86x = 27,677.22 × 11,554.35
  4. Step 4: Simplify right side
    20,053.86x = 319,792,289.05
  5. Step 5: Solve for x
    x = 319,792,289.05/20,053.86
  6. Step 6: Final answer
    x = 15,946.67

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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.