Home / 30,958.09-46,430.97-15,156.34

Finding the Fourth Proportional to 30,958.09, 46,430.97 and 15,156.34

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Solution

The fourth proportional to 30,958.09, 46,430.97 and 15,156.34 is: 22,731.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,958.09 : 46,430.97 = 15,156.34 : x
  2. Step 2: Convert to fraction form
    30,958.09/46,430.97 = 15,156.34/x
  3. Step 3: Cross multiply
    30,958.09x = 46,430.97 × 15,156.34
  4. Step 4: Simplify right side
    30,958.09x = 703,723,567.85
  5. Step 5: Solve for x
    x = 703,723,567.85/30,958.09
  6. Step 6: Final answer
    x = 22,731.49

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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.