Home / 18,137.93-25,027.18-10,180.49

Finding the Fourth Proportional to 18,137.93, 25,027.18 and 10,180.49

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Solution

The fourth proportional to 18,137.93, 25,027.18 and 10,180.49 is: 14,047.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,137.93 : 25,027.18 = 10,180.49 : x
  2. Step 2: Convert to fraction form
    18,137.93/25,027.18 = 10,180.49/x
  3. Step 3: Cross multiply
    18,137.93x = 25,027.18 × 10,180.49
  4. Step 4: Simplify right side
    18,137.93x = 254,788,805.13
  5. Step 5: Solve for x
    x = 254,788,805.13/18,137.93
  6. Step 6: Final answer
    x = 14,047.30

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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.