Home / 20,265.44-30,373.53-14,344.07

Finding the Fourth Proportional to 20,265.44, 30,373.53 and 14,344.07

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Solution

The fourth proportional to 20,265.44, 30,373.53 and 14,344.07 is: 21,498.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,265.44 : 30,373.53 = 14,344.07 : x
  2. Step 2: Convert to fraction form
    20,265.44/30,373.53 = 14,344.07/x
  3. Step 3: Cross multiply
    20,265.44x = 30,373.53 × 14,344.07
  4. Step 4: Simplify right side
    20,265.44x = 435,679,888.60
  5. Step 5: Solve for x
    x = 435,679,888.60/20,265.44
  6. Step 6: Final answer
    x = 21,498.67

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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.