Home / 21,925.20-32,866.20-10,833.60

Finding the Fourth Proportional to 21,925.20, 32,866.20 and 10,833.60

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Solution

The fourth proportional to 21,925.20, 32,866.20 and 10,833.60 is: 16,239.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,925.20 : 32,866.20 = 10,833.60 : x
  2. Step 2: Convert to fraction form
    21,925.20/32,866.20 = 10,833.60/x
  3. Step 3: Cross multiply
    21,925.20x = 32,866.20 × 10,833.60
  4. Step 4: Simplify right side
    21,925.20x = 356,059,264.32
  5. Step 5: Solve for x
    x = 356,059,264.32/21,925.20
  6. Step 6: Final answer
    x = 16,239.73

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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.