Home / 13,575.23-18,734.97-7,606.82

Finding the Fourth Proportional to 13,575.23, 18,734.97 and 7,606.82

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Solution

The fourth proportional to 13,575.23, 18,734.97 and 7,606.82 is: 10,498.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,575.23 : 18,734.97 = 7,606.82 : x
  2. Step 2: Convert to fraction form
    13,575.23/18,734.97 = 7,606.82/x
  3. Step 3: Cross multiply
    13,575.23x = 18,734.97 × 7,606.82
  4. Step 4: Simplify right side
    13,575.23x = 142,513,544.50
  5. Step 5: Solve for x
    x = 142,513,544.50/13,575.23
  6. Step 6: Final answer
    x = 10,498.06

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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.