Home / 14,621.37-21,950.19-9,722.49

Finding the Fourth Proportional to 14,621.37, 21,950.19 and 9,722.49

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Solution

The fourth proportional to 14,621.37, 21,950.19 and 9,722.49 is: 14,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,621.37 : 21,950.19 = 9,722.49 : x
  2. Step 2: Convert to fraction form
    14,621.37/21,950.19 = 9,722.49/x
  3. Step 3: Cross multiply
    14,621.37x = 21,950.19 × 9,722.49
  4. Step 4: Simplify right side
    14,621.37x = 213,410,502.77
  5. Step 5: Solve for x
    x = 213,410,502.77/14,621.37
  6. Step 6: Final answer
    x = 14,595.79

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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.