Home / 14,394.24-21,594.24-5,160.96

Finding the Fourth Proportional to 14,394.24, 21,594.24 and 5,160.96

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Solution

The fourth proportional to 14,394.24, 21,594.24 and 5,160.96 is: 7,742.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,394.24 : 21,594.24 = 5,160.96 : x
  2. Step 2: Convert to fraction form
    14,394.24/21,594.24 = 5,160.96/x
  3. Step 3: Cross multiply
    14,394.24x = 21,594.24 × 5,160.96
  4. Step 4: Simplify right side
    14,394.24x = 111,447,008.87
  5. Step 5: Solve for x
    x = 111,447,008.87/14,394.24
  6. Step 6: Final answer
    x = 7,742.47

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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.