Home / 40,311.06-60,383.42-23,620.40

Finding the Fourth Proportional to 40,311.06, 60,383.42 and 23,620.40

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Solution

The fourth proportional to 40,311.06, 60,383.42 and 23,620.40 is: 35,381.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,311.06 : 60,383.42 = 23,620.40 : x
  2. Step 2: Convert to fraction form
    40,311.06/60,383.42 = 23,620.40/x
  3. Step 3: Cross multiply
    40,311.06x = 60,383.42 × 23,620.40
  4. Step 4: Simplify right side
    40,311.06x = 1,426,280,533.77
  5. Step 5: Solve for x
    x = 1,426,280,533.77/40,311.06
  6. Step 6: Final answer
    x = 35,381.87

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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.