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Finding the Fourth Proportional to 37,185.75, 55,778.63 and 9,483.75

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Solution

The fourth proportional to 37,185.75, 55,778.63 and 9,483.75 is: 14,225.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,185.75 : 55,778.63 = 9,483.75 : x
  2. Step 2: Convert to fraction form
    37,185.75/55,778.63 = 9,483.75/x
  3. Step 3: Cross multiply
    37,185.75x = 55,778.63 × 9,483.75
  4. Step 4: Simplify right side
    37,185.75x = 528,990,534.84
  5. Step 5: Solve for x
    x = 528,990,534.84/37,185.75
  6. Step 6: Final answer
    x = 14,225.63

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Half scale
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Similar ratio
Find fourth proportional to 55,778.63, 83,667.94 and 14,225.63
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.