Home / 18,688.83-28,044.43-7,594.66

Finding the Fourth Proportional to 18,688.83, 28,044.43 and 7,594.66

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Solution

The fourth proportional to 18,688.83, 28,044.43 and 7,594.66 is: 11,396.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,688.83 : 28,044.43 = 7,594.66 : x
  2. Step 2: Convert to fraction form
    18,688.83/28,044.43 = 7,594.66/x
  3. Step 3: Cross multiply
    18,688.83x = 28,044.43 × 7,594.66
  4. Step 4: Simplify right side
    18,688.83x = 212,987,926.81
  5. Step 5: Solve for x
    x = 212,987,926.81/18,688.83
  6. Step 6: Final answer
    x = 11,396.54

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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.