Home / 30,817.23-46,225.94-8,630.72

Finding the Fourth Proportional to 30,817.23, 46,225.94 and 8,630.72

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Solution

The fourth proportional to 30,817.23, 46,225.94 and 8,630.72 is: 12,946.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,817.23 : 46,225.94 = 8,630.72 : x
  2. Step 2: Convert to fraction form
    30,817.23/46,225.94 = 8,630.72/x
  3. Step 3: Cross multiply
    30,817.23x = 46,225.94 × 8,630.72
  4. Step 4: Simplify right side
    30,817.23x = 398,963,144.88
  5. Step 5: Solve for x
    x = 398,963,144.88/30,817.23
  6. Step 6: Final answer
    x = 12,946.11

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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.