Home / 13,356.76-20,024.34-5,571.40

Finding the Fourth Proportional to 13,356.76, 20,024.34 and 5,571.40

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Solution

The fourth proportional to 13,356.76, 20,024.34 and 5,571.40 is: 8,352.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,356.76 : 20,024.34 = 5,571.40 : x
  2. Step 2: Convert to fraction form
    13,356.76/20,024.34 = 5,571.40/x
  3. Step 3: Cross multiply
    13,356.76x = 20,024.34 × 5,571.40
  4. Step 4: Simplify right side
    13,356.76x = 111,563,607.88
  5. Step 5: Solve for x
    x = 111,563,607.88/13,356.76
  6. Step 6: Final answer
    x = 8,352.60

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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.