Home / 28,695.07-43,034.23-11,160.73

Finding the Fourth Proportional to 28,695.07, 43,034.23 and 11,160.73

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Solution

The fourth proportional to 28,695.07, 43,034.23 and 11,160.73 is: 16,737.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,695.07 : 43,034.23 = 11,160.73 : x
  2. Step 2: Convert to fraction form
    28,695.07/43,034.23 = 11,160.73/x
  3. Step 3: Cross multiply
    28,695.07x = 43,034.23 × 11,160.73
  4. Step 4: Simplify right side
    28,695.07x = 480,293,421.79
  5. Step 5: Solve for x
    x = 480,293,421.79/28,695.07
  6. Step 6: Final answer
    x = 16,737.84

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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.