Home / 30,954.08-46,433.28-13,424.96

Finding the Fourth Proportional to 30,954.08, 46,433.28 and 13,424.96

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Solution

The fourth proportional to 30,954.08, 46,433.28 and 13,424.96 is: 20,138.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,954.08 : 46,433.28 = 13,424.96 : x
  2. Step 2: Convert to fraction form
    30,954.08/46,433.28 = 13,424.96/x
  3. Step 3: Cross multiply
    30,954.08x = 46,433.28 × 13,424.96
  4. Step 4: Simplify right side
    30,954.08x = 623,364,926.67
  5. Step 5: Solve for x
    x = 623,364,926.67/30,954.08
  6. Step 6: Final answer
    x = 20,138.38

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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.