Home / 30,812.21-46,227.60-13,033.72

Finding the Fourth Proportional to 30,812.21, 46,227.60 and 13,033.72

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Solution

The fourth proportional to 30,812.21, 46,227.60 and 13,033.72 is: 19,554.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,812.21 : 46,227.60 = 13,033.72 : x
  2. Step 2: Convert to fraction form
    30,812.21/46,227.60 = 13,033.72/x
  3. Step 3: Cross multiply
    30,812.21x = 46,227.60 × 13,033.72
  4. Step 4: Simplify right side
    30,812.21x = 602,517,699.14
  5. Step 5: Solve for x
    x = 602,517,699.14/30,812.21
  6. Step 6: Final answer
    x = 19,554.51

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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.