Home / 18,657.48-25,745.36-10,588.57

Finding the Fourth Proportional to 18,657.48, 25,745.36 and 10,588.57

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Solution

The fourth proportional to 18,657.48, 25,745.36 and 10,588.57 is: 14,611.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,657.48 : 25,745.36 = 10,588.57 : x
  2. Step 2: Convert to fraction form
    18,657.48/25,745.36 = 10,588.57/x
  3. Step 3: Cross multiply
    18,657.48x = 25,745.36 × 10,588.57
  4. Step 4: Simplify right side
    18,657.48x = 272,606,508.64
  5. Step 5: Solve for x
    x = 272,606,508.64/18,657.48
  6. Step 6: Final answer
    x = 14,611.11

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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.