Home / 13,546.00-18,693.54-7,577.66

Finding the Fourth Proportional to 13,546.00, 18,693.54 and 7,577.66

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Solution

The fourth proportional to 13,546.00, 18,693.54 and 7,577.66 is: 10,457.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,546.00 : 18,693.54 = 7,577.66 : x
  2. Step 2: Convert to fraction form
    13,546.00/18,693.54 = 7,577.66/x
  3. Step 3: Cross multiply
    13,546.00x = 18,693.54 × 7,577.66
  4. Step 4: Simplify right side
    13,546.00x = 141,653,337.05
  5. Step 5: Solve for x
    x = 141,653,337.05/13,546.00
  6. Step 6: Final answer
    x = 10,457.21

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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.