Home / 30,701.16-46,013.40-13,150.62

Finding the Fourth Proportional to 30,701.16, 46,013.40 and 13,150.62

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Solution

The fourth proportional to 30,701.16, 46,013.40 and 13,150.62 is: 19,709.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,701.16 : 46,013.40 = 13,150.62 : x
  2. Step 2: Convert to fraction form
    30,701.16/46,013.40 = 13,150.62/x
  3. Step 3: Cross multiply
    30,701.16x = 46,013.40 × 13,150.62
  4. Step 4: Simplify right side
    30,701.16x = 605,104,738.31
  5. Step 5: Solve for x
    x = 605,104,738.31/30,701.16
  6. Step 6: Final answer
    x = 19,709.51

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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.