Home / 13,649.37-18,835.83-7,599.57

Finding the Fourth Proportional to 13,649.37, 18,835.83 and 7,599.57

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Solution

The fourth proportional to 13,649.37, 18,835.83 and 7,599.57 is: 10,487.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,649.37 : 18,835.83 = 7,599.57 : x
  2. Step 2: Convert to fraction form
    13,649.37/18,835.83 = 7,599.57/x
  3. Step 3: Cross multiply
    13,649.37x = 18,835.83 × 7,599.57
  4. Step 4: Simplify right side
    13,649.37x = 143,144,208.59
  5. Step 5: Solve for x
    x = 143,144,208.59/13,649.37
  6. Step 6: Final answer
    x = 10,487.24

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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.