Home / 35,290.56-48,701.74-20,184.60

Finding the Fourth Proportional to 35,290.56, 48,701.74 and 20,184.60

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Solution

The fourth proportional to 35,290.56, 48,701.74 and 20,184.60 is: 27,855.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,290.56 : 48,701.74 = 20,184.60 : x
  2. Step 2: Convert to fraction form
    35,290.56/48,701.74 = 20,184.60/x
  3. Step 3: Cross multiply
    35,290.56x = 48,701.74 × 20,184.60
  4. Step 4: Simplify right side
    35,290.56x = 983,025,141.20
  5. Step 5: Solve for x
    x = 983,025,141.20/35,290.56
  6. Step 6: Final answer
    x = 27,855.19

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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.