Home / 30,955.62-46,433.43-13,425.06

Finding the Fourth Proportional to 30,955.62, 46,433.43 and 13,425.06

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Solution

The fourth proportional to 30,955.62, 46,433.43 and 13,425.06 is: 20,137.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,955.62 : 46,433.43 = 13,425.06 : x
  2. Step 2: Convert to fraction form
    30,955.62/46,433.43 = 13,425.06/x
  3. Step 3: Cross multiply
    30,955.62x = 46,433.43 × 13,425.06
  4. Step 4: Simplify right side
    30,955.62x = 623,371,583.76
  5. Step 5: Solve for x
    x = 623,371,583.76/30,955.62
  6. Step 6: Final answer
    x = 20,137.59

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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.