Home / 15,609.44-23,412.04-12,993.55

Finding the Fourth Proportional to 15,609.44, 23,412.04 and 12,993.55

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Solution

The fourth proportional to 15,609.44, 23,412.04 and 12,993.55 is: 19,488.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,609.44 : 23,412.04 = 12,993.55 : x
  2. Step 2: Convert to fraction form
    15,609.44/23,412.04 = 12,993.55/x
  3. Step 3: Cross multiply
    15,609.44x = 23,412.04 × 12,993.55
  4. Step 4: Simplify right side
    15,609.44x = 304,205,421.33
  5. Step 5: Solve for x
    x = 304,205,421.33/15,609.44
  6. Step 6: Final answer
    x = 19,488.55

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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.