Home / 14,828.93-20,461.90-8,859.33

Finding the Fourth Proportional to 14,828.93, 20,461.90 and 8,859.33

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Solution

The fourth proportional to 14,828.93, 20,461.90 and 8,859.33 is: 12,224.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,828.93 : 20,461.90 = 8,859.33 : x
  2. Step 2: Convert to fraction form
    14,828.93/20,461.90 = 8,859.33/x
  3. Step 3: Cross multiply
    14,828.93x = 20,461.90 × 8,859.33
  4. Step 4: Simplify right side
    14,828.93x = 181,278,724.53
  5. Step 5: Solve for x
    x = 181,278,724.53/14,828.93
  6. Step 6: Final answer
    x = 12,224.67

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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.