Home / 18,137.04-25,029.72-10,180.68

Finding the Fourth Proportional to 18,137.04, 25,029.72 and 10,180.68

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Solution

The fourth proportional to 18,137.04, 25,029.72 and 10,180.68 is: 14,049.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,137.04 : 25,029.72 = 10,180.68 : x
  2. Step 2: Convert to fraction form
    18,137.04/25,029.72 = 10,180.68/x
  3. Step 3: Cross multiply
    18,137.04x = 25,029.72 × 10,180.68
  4. Step 4: Simplify right side
    18,137.04x = 254,819,569.81
  5. Step 5: Solve for x
    x = 254,819,569.81/18,137.04
  6. Step 6: Final answer
    x = 14,049.68

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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.