Home / 28,867.91-43,400.69-26,703.59

Finding the Fourth Proportional to 28,867.91, 43,400.69 and 26,703.59

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Solution

The fourth proportional to 28,867.91, 43,400.69 and 26,703.59 is: 40,146.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,867.91 : 43,400.69 = 26,703.59 : x
  2. Step 2: Convert to fraction form
    28,867.91/43,400.69 = 26,703.59/x
  3. Step 3: Cross multiply
    28,867.91x = 43,400.69 × 26,703.59
  4. Step 4: Simplify right side
    28,867.91x = 1,158,954,097.96
  5. Step 5: Solve for x
    x = 1,158,954,097.96/28,867.91
  6. Step 6: Final answer
    x = 40,146.80

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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.