Home / 26,412.96-39,600.60-12,365.34

Finding the Fourth Proportional to 26,412.96, 39,600.60 and 12,365.34

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Solution

The fourth proportional to 26,412.96, 39,600.60 and 12,365.34 is: 18,539.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,412.96 : 39,600.60 = 12,365.34 : x
  2. Step 2: Convert to fraction form
    26,412.96/39,600.60 = 12,365.34/x
  3. Step 3: Cross multiply
    26,412.96x = 39,600.60 × 12,365.34
  4. Step 4: Simplify right side
    26,412.96x = 489,674,883.20
  5. Step 5: Solve for x
    x = 489,674,883.20/26,412.96
  6. Step 6: Final answer
    x = 18,539.19

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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.