Home / 13,264.32-18,304.96-7,296.56

Finding the Fourth Proportional to 13,264.32, 18,304.96 and 7,296.56

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Solution

The fourth proportional to 13,264.32, 18,304.96 and 7,296.56 is: 10,069.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,264.32 : 18,304.96 = 7,296.56 : x
  2. Step 2: Convert to fraction form
    13,264.32/18,304.96 = 7,296.56/x
  3. Step 3: Cross multiply
    13,264.32x = 18,304.96 × 7,296.56
  4. Step 4: Simplify right side
    13,264.32x = 133,563,238.94
  5. Step 5: Solve for x
    x = 133,563,238.94/13,264.32
  6. Step 6: Final answer
    x = 10,069.36

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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.