Home / 28,120.73-38,835.66-24,325.68

Finding the Fourth Proportional to 28,120.73, 38,835.66 and 24,325.68

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Solution

The fourth proportional to 28,120.73, 38,835.66 and 24,325.68 is: 33,594.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,120.73 : 38,835.66 = 24,325.68 : x
  2. Step 2: Convert to fraction form
    28,120.73/38,835.66 = 24,325.68/x
  3. Step 3: Cross multiply
    28,120.73x = 38,835.66 × 24,325.68
  4. Step 4: Simplify right side
    28,120.73x = 944,703,837.75
  5. Step 5: Solve for x
    x = 944,703,837.75/28,120.73
  6. Step 6: Final answer
    x = 33,594.58

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.