Home / 13,463.80-18,579.66-7,495.12

Finding the Fourth Proportional to 13,463.80, 18,579.66 and 7,495.12

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Solution

The fourth proportional to 13,463.80, 18,579.66 and 7,495.12 is: 10,343.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.80 : 18,579.66 = 7,495.12 : x
  2. Step 2: Convert to fraction form
    13,463.80/18,579.66 = 7,495.12/x
  3. Step 3: Cross multiply
    13,463.80x = 18,579.66 × 7,495.12
  4. Step 4: Simplify right side
    13,463.80x = 139,256,781.26
  5. Step 5: Solve for x
    x = 139,256,781.26/13,463.80
  6. Step 6: Final answer
    x = 10,343.05

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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.