Home / 13,575.06-18,733.92-7,606.59

Finding the Fourth Proportional to 13,575.06, 18,733.92 and 7,606.59

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Solution

The fourth proportional to 13,575.06, 18,733.92 and 7,606.59 is: 10,497.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,575.06 : 18,733.92 = 7,606.59 : x
  2. Step 2: Convert to fraction form
    13,575.06/18,733.92 = 7,606.59/x
  3. Step 3: Cross multiply
    13,575.06x = 18,733.92 × 7,606.59
  4. Step 4: Simplify right side
    13,575.06x = 142,501,248.53
  5. Step 5: Solve for x
    x = 142,501,248.53/13,575.06
  6. Step 6: Final answer
    x = 10,497.28

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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.