Home / 40,218.80-60,328.20-33,706.40

Finding the Fourth Proportional to 40,218.80, 60,328.20 and 33,706.40

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Solution

The fourth proportional to 40,218.80, 60,328.20 and 33,706.40 is: 50,559.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,218.80 : 60,328.20 = 33,706.40 : x
  2. Step 2: Convert to fraction form
    40,218.80/60,328.20 = 33,706.40/x
  3. Step 3: Cross multiply
    40,218.80x = 60,328.20 × 33,706.40
  4. Step 4: Simplify right side
    40,218.80x = 2,033,446,440.48
  5. Step 5: Solve for x
    x = 2,033,446,440.48/40,218.80
  6. Step 6: Final answer
    x = 50,559.60

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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.