Home / 20,302.02-30,379.20-16,759.08

Finding the Fourth Proportional to 20,302.02, 30,379.20 and 16,759.08

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Solution

The fourth proportional to 20,302.02, 30,379.20 and 16,759.08 is: 25,077.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,302.02 : 30,379.20 = 16,759.08 : x
  2. Step 2: Convert to fraction form
    20,302.02/30,379.20 = 16,759.08/x
  3. Step 3: Cross multiply
    20,302.02x = 30,379.20 × 16,759.08
  4. Step 4: Simplify right side
    20,302.02x = 509,127,443.14
  5. Step 5: Solve for x
    x = 509,127,443.14/20,302.02
  6. Step 6: Final answer
    x = 25,077.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.