Home / 30,776.93-46,170.33-13,007.76

Finding the Fourth Proportional to 30,776.93, 46,170.33 and 13,007.76

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Solution

The fourth proportional to 30,776.93, 46,170.33 and 13,007.76 is: 19,513.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,776.93 : 46,170.33 = 13,007.76 : x
  2. Step 2: Convert to fraction form
    30,776.93/46,170.33 = 13,007.76/x
  3. Step 3: Cross multiply
    30,776.93x = 46,170.33 × 13,007.76
  4. Step 4: Simplify right side
    30,776.93x = 600,572,793.68
  5. Step 5: Solve for x
    x = 600,572,793.68/30,776.93
  6. Step 6: Final answer
    x = 19,513.73

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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.