Home / 13,296.60-19,943.98-7,376.28

Finding the Fourth Proportional to 13,296.60, 19,943.98 and 7,376.28

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Solution

The fourth proportional to 13,296.60, 19,943.98 and 7,376.28 is: 11,063.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.60 : 19,943.98 = 7,376.28 : x
  2. Step 2: Convert to fraction form
    13,296.60/19,943.98 = 7,376.28/x
  3. Step 3: Cross multiply
    13,296.60x = 19,943.98 × 7,376.28
  4. Step 4: Simplify right side
    13,296.60x = 147,112,380.79
  5. Step 5: Solve for x
    x = 147,112,380.79/13,296.60
  6. Step 6: Final answer
    x = 11,063.91

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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.