Home / 13,463.24-18,579.88-7,495.28

Finding the Fourth Proportional to 13,463.24, 18,579.88 and 7,495.28

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Solution

The fourth proportional to 13,463.24, 18,579.88 and 7,495.28 is: 10,343.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,463.24 : 18,579.88 = 7,495.28 : x
  2. Step 2: Convert to fraction form
    13,463.24/18,579.88 = 7,495.28/x
  3. Step 3: Cross multiply
    13,463.24x = 18,579.88 × 7,495.28
  4. Step 4: Simplify right side
    13,463.24x = 139,261,430.68
  5. Step 5: Solve for x
    x = 139,261,430.68/13,463.24
  6. Step 6: Final answer
    x = 10,343.83

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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.