Home / 30,733.60-46,111.20-13,204.48

Finding the Fourth Proportional to 30,733.60, 46,111.20 and 13,204.48

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Solution

The fourth proportional to 30,733.60, 46,111.20 and 13,204.48 is: 19,811.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,733.60 : 46,111.20 = 13,204.48 : x
  2. Step 2: Convert to fraction form
    30,733.60/46,111.20 = 13,204.48/x
  3. Step 3: Cross multiply
    30,733.60x = 46,111.20 × 13,204.48
  4. Step 4: Simplify right side
    30,733.60x = 608,874,418.18
  5. Step 5: Solve for x
    x = 608,874,418.18/30,733.60
  6. Step 6: Final answer
    x = 19,811.36

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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.