Home / 47,950.26-71,923.77-12,888.06

Finding the Fourth Proportional to 47,950.26, 71,923.77 and 12,888.06

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Solution

The fourth proportional to 47,950.26, 71,923.77 and 12,888.06 is: 19,331.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    47,950.26 : 71,923.77 = 12,888.06 : x
  2. Step 2: Convert to fraction form
    47,950.26/71,923.77 = 12,888.06/x
  3. Step 3: Cross multiply
    47,950.26x = 71,923.77 × 12,888.06
  4. Step 4: Simplify right side
    47,950.26x = 926,957,863.19
  5. Step 5: Solve for x
    x = 926,957,863.19/47,950.26
  6. Step 6: Final answer
    x = 19,331.65

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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.