Home / 33,977.20-46,889.72-18,870.11

Finding the Fourth Proportional to 33,977.20, 46,889.72 and 18,870.11

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Solution

The fourth proportional to 33,977.20, 46,889.72 and 18,870.11 is: 26,041.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    33,977.20 : 46,889.72 = 18,870.11 : x
  2. Step 2: Convert to fraction form
    33,977.20/46,889.72 = 18,870.11/x
  3. Step 3: Cross multiply
    33,977.20x = 46,889.72 × 18,870.11
  4. Step 4: Simplify right side
    33,977.20x = 884,814,174.27
  5. Step 5: Solve for x
    x = 884,814,174.27/33,977.20
  6. Step 6: Final answer
    x = 26,041.41

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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.