Home / 13,874.98-19,149.73-10,313.59

Finding the Fourth Proportional to 13,874.98, 19,149.73 and 10,313.59

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Solution

The fourth proportional to 13,874.98, 19,149.73 and 10,313.59 is: 14,234.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,874.98 : 19,149.73 = 10,313.59 : x
  2. Step 2: Convert to fraction form
    13,874.98/19,149.73 = 10,313.59/x
  3. Step 3: Cross multiply
    13,874.98x = 19,149.73 × 10,313.59
  4. Step 4: Simplify right side
    13,874.98x = 197,502,457.86
  5. Step 5: Solve for x
    x = 197,502,457.86/13,874.98
  6. Step 6: Final answer
    x = 14,234.43

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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.