Home / 25,136.40-37,704.60-16,388.40

Finding the Fourth Proportional to 25,136.40, 37,704.60 and 16,388.40

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Solution

The fourth proportional to 25,136.40, 37,704.60 and 16,388.40 is: 24,582.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,136.40 : 37,704.60 = 16,388.40 : x
  2. Step 2: Convert to fraction form
    25,136.40/37,704.60 = 16,388.40/x
  3. Step 3: Cross multiply
    25,136.40x = 37,704.60 × 16,388.40
  4. Step 4: Simplify right side
    25,136.40x = 617,918,066.64
  5. Step 5: Solve for x
    x = 617,918,066.64/25,136.40
  6. Step 6: Final answer
    x = 24,582.60

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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.