Home / 13,307.54-19,965.92-5,917.19

Finding the Fourth Proportional to 13,307.54, 19,965.92 and 5,917.19

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Solution

The fourth proportional to 13,307.54, 19,965.92 and 5,917.19 is: 8,877.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,307.54 : 19,965.92 = 5,917.19 : x
  2. Step 2: Convert to fraction form
    13,307.54/19,965.92 = 5,917.19/x
  3. Step 3: Cross multiply
    13,307.54x = 19,965.92 × 5,917.19
  4. Step 4: Simplify right side
    13,307.54x = 118,142,012.75
  5. Step 5: Solve for x
    x = 118,142,012.75/13,307.54
  6. Step 6: Final answer
    x = 8,877.83

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.