Home / 30,722.88-46,108.93-14,090.75

Finding the Fourth Proportional to 30,722.88, 46,108.93 and 14,090.75

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Solution

The fourth proportional to 30,722.88, 46,108.93 and 14,090.75 is: 21,147.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,722.88 : 46,108.93 = 14,090.75 : x
  2. Step 2: Convert to fraction form
    30,722.88/46,108.93 = 14,090.75/x
  3. Step 3: Cross multiply
    30,722.88x = 46,108.93 × 14,090.75
  4. Step 4: Simplify right side
    30,722.88x = 649,709,405.40
  5. Step 5: Solve for x
    x = 649,709,405.40/30,722.88
  6. Step 6: Final answer
    x = 21,147.41

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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.