Home / 13,322.16-18,364.44-10,960.16

Finding the Fourth Proportional to 13,322.16, 18,364.44 and 10,960.16

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Solution

The fourth proportional to 13,322.16, 18,364.44 and 10,960.16 is: 15,108.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,322.16 : 18,364.44 = 10,960.16 : x
  2. Step 2: Convert to fraction form
    13,322.16/18,364.44 = 10,960.16/x
  3. Step 3: Cross multiply
    13,322.16x = 18,364.44 × 10,960.16
  4. Step 4: Simplify right side
    13,322.16x = 201,277,200.71
  5. Step 5: Solve for x
    x = 201,277,200.71/13,322.16
  6. Step 6: Final answer
    x = 15,108.45

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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.