Home / 14,415.35-19,893.34-8,366.93

Finding the Fourth Proportional to 14,415.35, 19,893.34 and 8,366.93

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Solution

The fourth proportional to 14,415.35, 19,893.34 and 8,366.93 is: 11,546.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,415.35 : 19,893.34 = 8,366.93 : x
  2. Step 2: Convert to fraction form
    14,415.35/19,893.34 = 8,366.93/x
  3. Step 3: Cross multiply
    14,415.35x = 19,893.34 × 8,366.93
  4. Step 4: Simplify right side
    14,415.35x = 166,446,141.41
  5. Step 5: Solve for x
    x = 166,446,141.41/14,415.35
  6. Step 6: Final answer
    x = 11,546.45

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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.