Home / 30,868.88-46,299.64-8,683.92

Finding the Fourth Proportional to 30,868.88, 46,299.64 and 8,683.92

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Solution

The fourth proportional to 30,868.88, 46,299.64 and 8,683.92 is: 13,024.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,868.88 : 46,299.64 = 8,683.92 : x
  2. Step 2: Convert to fraction form
    30,868.88/46,299.64 = 8,683.92/x
  3. Step 3: Cross multiply
    30,868.88x = 46,299.64 × 8,683.92
  4. Step 4: Simplify right side
    30,868.88x = 402,062,369.79
  5. Step 5: Solve for x
    x = 402,062,369.79/30,868.88
  6. Step 6: Final answer
    x = 13,024.84

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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.