Home / 30,963.42-46,461.52-13,445.54

Finding the Fourth Proportional to 30,963.42, 46,461.52 and 13,445.54

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Solution

The fourth proportional to 30,963.42, 46,461.52 and 13,445.54 is: 20,175.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,963.42 : 46,461.52 = 13,445.54 : x
  2. Step 2: Convert to fraction form
    30,963.42/46,461.52 = 13,445.54/x
  3. Step 3: Cross multiply
    30,963.42x = 46,461.52 × 13,445.54
  4. Step 4: Simplify right side
    30,963.42x = 624,700,225.62
  5. Step 5: Solve for x
    x = 624,700,225.62/30,963.42
  6. Step 6: Final answer
    x = 20,175.43

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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.