Home / 32,487.63-44,819.37-21,858.81

Finding the Fourth Proportional to 32,487.63, 44,819.37 and 21,858.81

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Solution

The fourth proportional to 32,487.63, 44,819.37 and 21,858.81 is: 30,156.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,487.63 : 44,819.37 = 21,858.81 : x
  2. Step 2: Convert to fraction form
    32,487.63/44,819.37 = 21,858.81/x
  3. Step 3: Cross multiply
    32,487.63x = 44,819.37 × 21,858.81
  4. Step 4: Simplify right side
    32,487.63x = 979,698,093.15
  5. Step 5: Solve for x
    x = 979,698,093.15/32,487.63
  6. Step 6: Final answer
    x = 30,156.03

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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.