Home / 30,895.30-46,364.55-13,377.70

Finding the Fourth Proportional to 30,895.30, 46,364.55 and 13,377.70

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Solution

The fourth proportional to 30,895.30, 46,364.55 and 13,377.70 is: 20,075.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,895.30 : 46,364.55 = 13,377.70 : x
  2. Step 2: Convert to fraction form
    30,895.30/46,364.55 = 13,377.70/x
  3. Step 3: Cross multiply
    30,895.30x = 46,364.55 × 13,377.70
  4. Step 4: Simplify right side
    30,895.30x = 620,251,040.54
  5. Step 5: Solve for x
    x = 620,251,040.54/30,895.30
  6. Step 6: Final answer
    x = 20,075.90

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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.