Home / 15,638.05-23,458.61-4,544.83

Finding the Fourth Proportional to 15,638.05, 23,458.61 and 4,544.83

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Solution

The fourth proportional to 15,638.05, 23,458.61 and 4,544.83 is: 6,817.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,638.05 : 23,458.61 = 4,544.83 : x
  2. Step 2: Convert to fraction form
    15,638.05/23,458.61 = 4,544.83/x
  3. Step 3: Cross multiply
    15,638.05x = 23,458.61 × 4,544.83
  4. Step 4: Simplify right side
    15,638.05x = 106,615,394.49
  5. Step 5: Solve for x
    x = 106,615,394.49/15,638.05
  6. Step 6: Final answer
    x = 6,817.69

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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.