Home / 30,704.22-46,056.35-10,981.60

Finding the Fourth Proportional to 30,704.22, 46,056.35 and 10,981.60

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Solution

The fourth proportional to 30,704.22, 46,056.35 and 10,981.60 is: 16,472.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,704.22 : 46,056.35 = 10,981.60 : x
  2. Step 2: Convert to fraction form
    30,704.22/46,056.35 = 10,981.60/x
  3. Step 3: Cross multiply
    30,704.22x = 46,056.35 × 10,981.60
  4. Step 4: Simplify right side
    30,704.22x = 505,772,358.25
  5. Step 5: Solve for x
    x = 505,772,358.25/30,704.22
  6. Step 6: Final answer
    x = 16,472.40

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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.