Home / 17,465.60-24,107.64-11,879.84

Finding the Fourth Proportional to 17,465.60, 24,107.64 and 11,879.84

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Solution

The fourth proportional to 17,465.60, 24,107.64 and 11,879.84 is: 16,397.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,465.60 : 24,107.64 = 11,879.84 : x
  2. Step 2: Convert to fraction form
    17,465.60/24,107.64 = 11,879.84/x
  3. Step 3: Cross multiply
    17,465.60x = 24,107.64 × 11,879.84
  4. Step 4: Simplify right side
    17,465.60x = 286,394,905.98
  5. Step 5: Solve for x
    x = 286,394,905.98/17,465.60
  6. Step 6: Final answer
    x = 16,397.66

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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.