Home / 25,230.40-37,845.60-6,762.40

Finding the Fourth Proportional to 25,230.40, 37,845.60 and 6,762.40

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Solution

The fourth proportional to 25,230.40, 37,845.60 and 6,762.40 is: 10,143.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,230.40 : 37,845.60 = 6,762.40 : x
  2. Step 2: Convert to fraction form
    25,230.40/37,845.60 = 6,762.40/x
  3. Step 3: Cross multiply
    25,230.40x = 37,845.60 × 6,762.40
  4. Step 4: Simplify right side
    25,230.40x = 255,927,085.44
  5. Step 5: Solve for x
    x = 255,927,085.44/25,230.40
  6. Step 6: Final answer
    x = 10,143.60

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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.