Home / 25,300.90-37,974.57-12,829.60

Finding the Fourth Proportional to 25,300.90, 37,974.57 and 12,829.60

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Solution

The fourth proportional to 25,300.90, 37,974.57 and 12,829.60 is: 19,256.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,300.90 : 37,974.57 = 12,829.60 : x
  2. Step 2: Convert to fraction form
    25,300.90/37,974.57 = 12,829.60/x
  3. Step 3: Cross multiply
    25,300.90x = 37,974.57 × 12,829.60
  4. Step 4: Simplify right side
    25,300.90x = 487,198,543.27
  5. Step 5: Solve for x
    x = 487,198,543.27/25,300.90
  6. Step 6: Final answer
    x = 19,256.17

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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.