Home / 28,926.24-43,368.39-19,542.79

Finding the Fourth Proportional to 28,926.24, 43,368.39 and 19,542.79

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Solution

The fourth proportional to 28,926.24, 43,368.39 and 19,542.79 is: 29,300.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,926.24 : 43,368.39 = 19,542.79 : x
  2. Step 2: Convert to fraction form
    28,926.24/43,368.39 = 19,542.79/x
  3. Step 3: Cross multiply
    28,926.24x = 43,368.39 × 19,542.79
  4. Step 4: Simplify right side
    28,926.24x = 847,539,392.62
  5. Step 5: Solve for x
    x = 847,539,392.62/28,926.24
  6. Step 6: Final answer
    x = 29,300.02

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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.