Home / 13,262.08-18,301.72-7,294.36

Finding the Fourth Proportional to 13,262.08, 18,301.72 and 7,294.36

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Solution

The fourth proportional to 13,262.08, 18,301.72 and 7,294.36 is: 10,066.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,262.08 : 18,301.72 = 7,294.36 : x
  2. Step 2: Convert to fraction form
    13,262.08/18,301.72 = 7,294.36/x
  3. Step 3: Cross multiply
    13,262.08x = 18,301.72 × 7,294.36
  4. Step 4: Simplify right side
    13,262.08x = 133,499,334.30
  5. Step 5: Solve for x
    x = 133,499,334.30/13,262.08
  6. Step 6: Final answer
    x = 10,066.24

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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.