Home / 30,856.98-46,275.75-19,604.46

Finding the Fourth Proportional to 30,856.98, 46,275.75 and 19,604.46

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Solution

The fourth proportional to 30,856.98, 46,275.75 and 19,604.46 is: 29,400.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,856.98 : 46,275.75 = 19,604.46 : x
  2. Step 2: Convert to fraction form
    30,856.98/46,275.75 = 19,604.46/x
  3. Step 3: Cross multiply
    30,856.98x = 46,275.75 × 19,604.46
  4. Step 4: Simplify right side
    30,856.98x = 907,211,089.85
  5. Step 5: Solve for x
    x = 907,211,089.85/30,856.98
  6. Step 6: Final answer
    x = 29,400.51

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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.