Home / 36,152.24-54,232.20-12,778.16

Finding the Fourth Proportional to 36,152.24, 54,232.20 and 12,778.16

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Solution

The fourth proportional to 36,152.24, 54,232.20 and 12,778.16 is: 19,168.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,152.24 : 54,232.20 = 12,778.16 : x
  2. Step 2: Convert to fraction form
    36,152.24/54,232.20 = 12,778.16/x
  3. Step 3: Cross multiply
    36,152.24x = 54,232.20 × 12,778.16
  4. Step 4: Simplify right side
    36,152.24x = 692,987,728.75
  5. Step 5: Solve for x
    x = 692,987,728.75/36,152.24
  6. Step 6: Final answer
    x = 19,168.60

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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.