Home / 17,917.34-24,643.73-14,372.78

Finding the Fourth Proportional to 17,917.34, 24,643.73 and 14,372.78

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Solution

The fourth proportional to 17,917.34, 24,643.73 and 14,372.78 is: 19,768.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,917.34 : 24,643.73 = 14,372.78 : x
  2. Step 2: Convert to fraction form
    17,917.34/24,643.73 = 14,372.78/x
  3. Step 3: Cross multiply
    17,917.34x = 24,643.73 × 14,372.78
  4. Step 4: Simplify right side
    17,917.34x = 354,199,007.21
  5. Step 5: Solve for x
    x = 354,199,007.21/17,917.34
  6. Step 6: Final answer
    x = 19,768.50

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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.