Home / 32,886.78-49,305.48-10,686.90

Finding the Fourth Proportional to 32,886.78, 49,305.48 and 10,686.90

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Solution

The fourth proportional to 32,886.78, 49,305.48 and 10,686.90 is: 16,022.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,886.78 : 49,305.48 = 10,686.90 : x
  2. Step 2: Convert to fraction form
    32,886.78/49,305.48 = 10,686.90/x
  3. Step 3: Cross multiply
    32,886.78x = 49,305.48 × 10,686.90
  4. Step 4: Simplify right side
    32,886.78x = 526,922,734.21
  5. Step 5: Solve for x
    x = 526,922,734.21/32,886.78
  6. Step 6: Final answer
    x = 16,022.33

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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.