Home / 30,941.56-46,416.66-15,355

Finding the Fourth Proportional to 30,941.56, 46,416.66 and 15,355

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Solution

The fourth proportional to 30,941.56, 46,416.66 and 15,355 is: 23,034.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,941.56 : 46,416.66 = 15,355 : x
  2. Step 2: Convert to fraction form
    30,941.56/46,416.66 = 15,355/x
  3. Step 3: Cross multiply
    30,941.56x = 46,416.66 × 15,355
  4. Step 4: Simplify right side
    30,941.56x = 712,727,814.30
  5. Step 5: Solve for x
    x = 712,727,814.30/30,941.56
  6. Step 6: Final answer
    x = 23,034.64

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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.