Home / 33,420.95-46,120.19-18,313.28

Finding the Fourth Proportional to 33,420.95, 46,120.19 and 18,313.28

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Solution

The fourth proportional to 33,420.95, 46,120.19 and 18,313.28 is: 25,271.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,420.95 : 46,120.19 = 18,313.28 : x
  2. Step 2: Convert to fraction form
    33,420.95/46,120.19 = 18,313.28/x
  3. Step 3: Cross multiply
    33,420.95x = 46,120.19 × 18,313.28
  4. Step 4: Simplify right side
    33,420.95x = 844,611,630.96
  5. Step 5: Solve for x
    x = 844,611,630.96/33,420.95
  6. Step 6: Final answer
    x = 25,271.93

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.