Home / 13,433.67-18,537.57-7,465.32

Finding the Fourth Proportional to 13,433.67, 18,537.57 and 7,465.32

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Solution

The fourth proportional to 13,433.67, 18,537.57 and 7,465.32 is: 10,301.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,433.67 : 18,537.57 = 7,465.32 : x
  2. Step 2: Convert to fraction form
    13,433.67/18,537.57 = 7,465.32/x
  3. Step 3: Cross multiply
    13,433.67x = 18,537.57 × 7,465.32
  4. Step 4: Simplify right side
    13,433.67x = 138,388,892.07
  5. Step 5: Solve for x
    x = 138,388,892.07/13,433.67
  6. Step 6: Final answer
    x = 10,301.64

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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.