Home / 39,705.46-59,563.44-20,986.24

Finding the Fourth Proportional to 39,705.46, 59,563.44 and 20,986.24

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Solution

The fourth proportional to 39,705.46, 59,563.44 and 20,986.24 is: 31,482.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,705.46 : 59,563.44 = 20,986.24 : x
  2. Step 2: Convert to fraction form
    39,705.46/59,563.44 = 20,986.24/x
  3. Step 3: Cross multiply
    39,705.46x = 59,563.44 × 20,986.24
  4. Step 4: Simplify right side
    39,705.46x = 1,250,012,647.07
  5. Step 5: Solve for x
    x = 1,250,012,647.07/39,705.46
  6. Step 6: Final answer
    x = 31,482.13

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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.