Home / 30,755.73-46,148.19-18,300.36

Finding the Fourth Proportional to 30,755.73, 46,148.19 and 18,300.36

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Solution

The fourth proportional to 30,755.73, 46,148.19 and 18,300.36 is: 27,459.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,755.73 : 46,148.19 = 18,300.36 : x
  2. Step 2: Convert to fraction form
    30,755.73/46,148.19 = 18,300.36/x
  3. Step 3: Cross multiply
    30,755.73x = 46,148.19 × 18,300.36
  4. Step 4: Simplify right side
    30,755.73x = 844,528,594.78
  5. Step 5: Solve for x
    x = 844,528,594.78/30,755.73
  6. Step 6: Final answer
    x = 27,459.22

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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.