Home / 25,239.48-37,866.64-7,470.60

Finding the Fourth Proportional to 25,239.48, 37,866.64 and 7,470.60

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Solution

The fourth proportional to 25,239.48, 37,866.64 and 7,470.60 is: 11,208.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,239.48 : 37,866.64 = 7,470.60 : x
  2. Step 2: Convert to fraction form
    25,239.48/37,866.64 = 7,470.60/x
  3. Step 3: Cross multiply
    25,239.48x = 37,866.64 × 7,470.60
  4. Step 4: Simplify right side
    25,239.48x = 282,886,520.78
  5. Step 5: Solve for x
    x = 282,886,520.78/25,239.48
  6. Step 6: Final answer
    x = 11,208.10

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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.