Home / 21,571.58-32,353.76-5,985.56

Finding the Fourth Proportional to 21,571.58, 32,353.76 and 5,985.56

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Solution

The fourth proportional to 21,571.58, 32,353.76 and 5,985.56 is: 8,977.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    21,571.58 : 32,353.76 = 5,985.56 : x
  2. Step 2: Convert to fraction form
    21,571.58/32,353.76 = 5,985.56/x
  3. Step 3: Cross multiply
    21,571.58x = 32,353.76 × 5,985.56
  4. Step 4: Simplify right side
    21,571.58x = 193,655,371.71
  5. Step 5: Solve for x
    x = 193,655,371.71/21,571.58
  6. Step 6: Final answer
    x = 8,977.34

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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.