Home / 13,297.68-19,927.69-7,377.16

Finding the Fourth Proportional to 13,297.68, 19,927.69 and 7,377.16

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Solution

The fourth proportional to 13,297.68, 19,927.69 and 7,377.16 is: 11,055.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,297.68 : 19,927.69 = 7,377.16 : x
  2. Step 2: Convert to fraction form
    13,297.68/19,927.69 = 7,377.16/x
  3. Step 3: Cross multiply
    13,297.68x = 19,927.69 × 7,377.16
  4. Step 4: Simplify right side
    13,297.68x = 147,009,757.56
  5. Step 5: Solve for x
    x = 147,009,757.56/13,297.68
  6. Step 6: Final answer
    x = 11,055.29

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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.