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Finding the Fourth Proportional to 30,697.45, 46,060.15 and 14,893.95

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Solution

The fourth proportional to 30,697.45, 46,060.15 and 14,893.95 is: 22,347.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,697.45 : 46,060.15 = 14,893.95 : x
  2. Step 2: Convert to fraction form
    30,697.45/46,060.15 = 14,893.95/x
  3. Step 3: Cross multiply
    30,697.45x = 46,060.15 × 14,893.95
  4. Step 4: Simplify right side
    30,697.45x = 686,017,571.09
  5. Step 5: Solve for x
    x = 686,017,571.09/30,697.45
  6. Step 6: Final answer
    x = 22,347.71

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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.