Home / 38,635.24-57,954.14-28,137.32

Finding the Fourth Proportional to 38,635.24, 57,954.14 and 28,137.32

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Solution

The fourth proportional to 38,635.24, 57,954.14 and 28,137.32 is: 42,206.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,635.24 : 57,954.14 = 28,137.32 : x
  2. Step 2: Convert to fraction form
    38,635.24/57,954.14 = 28,137.32/x
  3. Step 3: Cross multiply
    38,635.24x = 57,954.14 × 28,137.32
  4. Step 4: Simplify right side
    38,635.24x = 1,630,674,182.50
  5. Step 5: Solve for x
    x = 1,630,674,182.50/38,635.24
  6. Step 6: Final answer
    x = 42,206.91

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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.