Home / 30,894.30-46,363.05-13,376.70

Finding the Fourth Proportional to 30,894.30, 46,363.05 and 13,376.70

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Solution

The fourth proportional to 30,894.30, 46,363.05 and 13,376.70 is: 20,074.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,894.30 : 46,363.05 = 13,376.70 : x
  2. Step 2: Convert to fraction form
    30,894.30/46,363.05 = 13,376.70/x
  3. Step 3: Cross multiply
    30,894.30x = 46,363.05 × 13,376.70
  4. Step 4: Simplify right side
    30,894.30x = 620,184,610.94
  5. Step 5: Solve for x
    x = 620,184,610.94/30,894.30
  6. Step 6: Final answer
    x = 20,074.40

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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.