Home / 14,818.24-22,220.87-4,427.56

Finding the Fourth Proportional to 14,818.24, 22,220.87 and 4,427.56

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Solution

The fourth proportional to 14,818.24, 22,220.87 and 4,427.56 is: 6,639.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,818.24 : 22,220.87 = 4,427.56 : x
  2. Step 2: Convert to fraction form
    14,818.24/22,220.87 = 4,427.56/x
  3. Step 3: Cross multiply
    14,818.24x = 22,220.87 × 4,427.56
  4. Step 4: Simplify right side
    14,818.24x = 98,384,190.69
  5. Step 5: Solve for x
    x = 98,384,190.69/14,818.24
  6. Step 6: Final answer
    x = 6,639.40

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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.