Home / 30,771.18-46,161.93-14,132.67

Finding the Fourth Proportional to 30,771.18, 46,161.93 and 14,132.67

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Solution

The fourth proportional to 30,771.18, 46,161.93 and 14,132.67 is: 21,201.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,771.18 : 46,161.93 = 14,132.67 : x
  2. Step 2: Convert to fraction form
    30,771.18/46,161.93 = 14,132.67/x
  3. Step 3: Cross multiply
    30,771.18x = 46,161.93 × 14,132.67
  4. Step 4: Simplify right side
    30,771.18x = 652,391,323.25
  5. Step 5: Solve for x
    x = 652,391,323.25/30,771.18
  6. Step 6: Final answer
    x = 21,201.37

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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.