Home / 14,614.27-21,921.36-3,520.93

Finding the Fourth Proportional to 14,614.27, 21,921.36 and 3,520.93

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Solution

The fourth proportional to 14,614.27, 21,921.36 and 3,520.93 is: 5,281.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,614.27 : 21,921.36 = 3,520.93 : x
  2. Step 2: Convert to fraction form
    14,614.27/21,921.36 = 3,520.93/x
  3. Step 3: Cross multiply
    14,614.27x = 21,921.36 × 3,520.93
  4. Step 4: Simplify right side
    14,614.27x = 77,183,574.06
  5. Step 5: Solve for x
    x = 77,183,574.06/14,614.27
  6. Step 6: Final answer
    x = 5,281.38

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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.