Home / 21,848.63-32,772.96-5,432.63

Finding the Fourth Proportional to 21,848.63, 32,772.96 and 5,432.63

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Solution

The fourth proportional to 21,848.63, 32,772.96 and 5,432.63 is: 8,148.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,848.63 : 32,772.96 = 5,432.63 : x
  2. Step 2: Convert to fraction form
    21,848.63/32,772.96 = 5,432.63/x
  3. Step 3: Cross multiply
    21,848.63x = 32,772.96 × 5,432.63
  4. Step 4: Simplify right side
    21,848.63x = 178,043,201.82
  5. Step 5: Solve for x
    x = 178,043,201.82/21,848.63
  6. Step 6: Final answer
    x = 8,148.94

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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.