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Finding the Fourth Proportional to 30,737.80, 46,120.48 and 14,934.16

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Solution

The fourth proportional to 30,737.80, 46,120.48 and 14,934.16 is: 22,407.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,737.80 : 46,120.48 = 14,934.16 : x
  2. Step 2: Convert to fraction form
    30,737.80/46,120.48 = 14,934.16/x
  3. Step 3: Cross multiply
    30,737.80x = 46,120.48 × 14,934.16
  4. Step 4: Simplify right side
    30,737.80x = 688,770,627.60
  5. Step 5: Solve for x
    x = 688,770,627.60/30,737.80
  6. Step 6: Final answer
    x = 22,407.94

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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.