Home / 30,936.84-46,373.34-12,191.52

Finding the Fourth Proportional to 30,936.84, 46,373.34 and 12,191.52

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Solution

The fourth proportional to 30,936.84, 46,373.34 and 12,191.52 is: 18,274.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,936.84 : 46,373.34 = 12,191.52 : x
  2. Step 2: Convert to fraction form
    30,936.84/46,373.34 = 12,191.52/x
  3. Step 3: Cross multiply
    30,936.84x = 46,373.34 × 12,191.52
  4. Step 4: Simplify right side
    30,936.84x = 565,361,502.08
  5. Step 5: Solve for x
    x = 565,361,502.08/30,936.84
  6. Step 6: Final answer
    x = 18,274.70

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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.