Home / 36,399.20-54,611.93-12,710.23

Finding the Fourth Proportional to 36,399.20, 54,611.93 and 12,710.23

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Solution

The fourth proportional to 36,399.20, 54,611.93 and 12,710.23 is: 19,069.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,399.20 : 54,611.93 = 12,710.23 : x
  2. Step 2: Convert to fraction form
    36,399.20/54,611.93 = 12,710.23/x
  3. Step 3: Cross multiply
    36,399.20x = 54,611.93 × 12,710.23
  4. Step 4: Simplify right side
    36,399.20x = 694,130,243.42
  5. Step 5: Solve for x
    x = 694,130,243.42/36,399.20
  6. Step 6: Final answer
    x = 19,069.93

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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.