Home / 30,751.25-46,128.15-15,950.66

Finding the Fourth Proportional to 30,751.25, 46,128.15 and 15,950.66

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Solution

The fourth proportional to 30,751.25, 46,128.15 and 15,950.66 is: 23,926.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,751.25 : 46,128.15 = 15,950.66 : x
  2. Step 2: Convert to fraction form
    30,751.25/46,128.15 = 15,950.66/x
  3. Step 3: Cross multiply
    30,751.25x = 46,128.15 × 15,950.66
  4. Step 4: Simplify right side
    30,751.25x = 735,774,206.44
  5. Step 5: Solve for x
    x = 735,774,206.44/30,751.25
  6. Step 6: Final answer
    x = 23,926.65

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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.