Home / 25,090.80-37,611.68-14,002.80

Finding the Fourth Proportional to 25,090.80, 37,611.68 and 14,002.80

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Solution

The fourth proportional to 25,090.80, 37,611.68 and 14,002.80 is: 20,990.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,090.80 : 37,611.68 = 14,002.80 : x
  2. Step 2: Convert to fraction form
    25,090.80/37,611.68 = 14,002.80/x
  3. Step 3: Cross multiply
    25,090.80x = 37,611.68 × 14,002.80
  4. Step 4: Simplify right side
    25,090.80x = 526,668,832.70
  5. Step 5: Solve for x
    x = 526,668,832.70/25,090.80
  6. Step 6: Final answer
    x = 20,990.52

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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.