Home / 30,748.34-46,147.59-15,961.49

Finding the Fourth Proportional to 30,748.34, 46,147.59 and 15,961.49

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Solution

The fourth proportional to 30,748.34, 46,147.59 and 15,961.49 is: 23,955.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,748.34 : 46,147.59 = 15,961.49 : x
  2. Step 2: Convert to fraction form
    30,748.34/46,147.59 = 15,961.49/x
  3. Step 3: Cross multiply
    30,748.34x = 46,147.59 × 15,961.49
  4. Step 4: Simplify right side
    30,748.34x = 736,584,238.62
  5. Step 5: Solve for x
    x = 736,584,238.62/30,748.34
  6. Step 6: Final answer
    x = 23,955.25

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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.