Home / 17,172.48-25,762.72-5,484.80

Finding the Fourth Proportional to 17,172.48, 25,762.72 and 5,484.80

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Solution

The fourth proportional to 17,172.48, 25,762.72 and 5,484.80 is: 8,228.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.48 : 25,762.72 = 5,484.80 : x
  2. Step 2: Convert to fraction form
    17,172.48/25,762.72 = 5,484.80/x
  3. Step 3: Cross multiply
    17,172.48x = 25,762.72 × 5,484.80
  4. Step 4: Simplify right side
    17,172.48x = 141,303,366.66
  5. Step 5: Solve for x
    x = 141,303,366.66/17,172.48
  6. Step 6: Final answer
    x = 8,228.48

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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.