Home / 53,226.40-79,904.40-26,917.60

Finding the Fourth Proportional to 53,226.40, 79,904.40 and 26,917.60

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Solution

The fourth proportional to 53,226.40, 79,904.40 and 26,917.60 is: 40,409.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,226.40 : 79,904.40 = 26,917.60 : x
  2. Step 2: Convert to fraction form
    53,226.40/79,904.40 = 26,917.60/x
  3. Step 3: Cross multiply
    53,226.40x = 79,904.40 × 26,917.60
  4. Step 4: Simplify right side
    53,226.40x = 2,150,834,677.44
  5. Step 5: Solve for x
    x = 2,150,834,677.44/53,226.40
  6. Step 6: Final answer
    x = 40,409.17

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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.