Home / 13,296.68-19,926.20-7,376.16

Finding the Fourth Proportional to 13,296.68, 19,926.20 and 7,376.16

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Solution

The fourth proportional to 13,296.68, 19,926.20 and 7,376.16 is: 11,053.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,296.68 : 19,926.20 = 7,376.16 : x
  2. Step 2: Convert to fraction form
    13,296.68/19,926.20 = 7,376.16/x
  3. Step 3: Cross multiply
    13,296.68x = 19,926.20 × 7,376.16
  4. Step 4: Simplify right side
    13,296.68x = 146,978,802.51
  5. Step 5: Solve for x
    x = 146,978,802.51/13,296.68
  6. Step 6: Final answer
    x = 11,053.80

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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.