Home / 15,526.20-23,289.30-5,136.60

Finding the Fourth Proportional to 15,526.20, 23,289.30 and 5,136.60

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Solution

The fourth proportional to 15,526.20, 23,289.30 and 5,136.60 is: 7,704.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,526.20 : 23,289.30 = 5,136.60 : x
  2. Step 2: Convert to fraction form
    15,526.20/23,289.30 = 5,136.60/x
  3. Step 3: Cross multiply
    15,526.20x = 23,289.30 × 5,136.60
  4. Step 4: Simplify right side
    15,526.20x = 119,627,818.38
  5. Step 5: Solve for x
    x = 119,627,818.38/15,526.20
  6. Step 6: Final answer
    x = 7,704.90

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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.