Home / 13,448.46-18,538.56-9,463.26

Finding the Fourth Proportional to 13,448.46, 18,538.56 and 9,463.26

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Solution

The fourth proportional to 13,448.46, 18,538.56 and 9,463.26 is: 13,045.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,448.46 : 18,538.56 = 9,463.26 : x
  2. Step 2: Convert to fraction form
    13,448.46/18,538.56 = 9,463.26/x
  3. Step 3: Cross multiply
    13,448.46x = 18,538.56 × 9,463.26
  4. Step 4: Simplify right side
    13,448.46x = 175,435,213.31
  5. Step 5: Solve for x
    x = 175,435,213.31/13,448.46
  6. Step 6: Final answer
    x = 13,045.00

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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.