Home / 44,272.80-66,409.20-40,893.60

Finding the Fourth Proportional to 44,272.80, 66,409.20 and 40,893.60

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Solution

The fourth proportional to 44,272.80, 66,409.20 and 40,893.60 is: 61,340.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    44,272.80 : 66,409.20 = 40,893.60 : x
  2. Step 2: Convert to fraction form
    44,272.80/66,409.20 = 40,893.60/x
  3. Step 3: Cross multiply
    44,272.80x = 66,409.20 × 40,893.60
  4. Step 4: Simplify right side
    44,272.80x = 2,715,711,261.12
  5. Step 5: Solve for x
    x = 2,715,711,261.12/44,272.80
  6. Step 6: Final answer
    x = 61,340.40

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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.