Home / 14,317.21-19,755.58-8,184.47

Finding the Fourth Proportional to 14,317.21, 19,755.58 and 8,184.47

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Solution

The fourth proportional to 14,317.21, 19,755.58 and 8,184.47 is: 11,293.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,317.21 : 19,755.58 = 8,184.47 : x
  2. Step 2: Convert to fraction form
    14,317.21/19,755.58 = 8,184.47/x
  3. Step 3: Cross multiply
    14,317.21x = 19,755.58 × 8,184.47
  4. Step 4: Simplify right side
    14,317.21x = 161,688,951.84
  5. Step 5: Solve for x
    x = 161,688,951.84/14,317.21
  6. Step 6: Final answer
    x = 11,293.33

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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.