Home / 18,537.21-25,582.01-10,153.71

Finding the Fourth Proportional to 18,537.21, 25,582.01 and 10,153.71

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Solution

The fourth proportional to 18,537.21, 25,582.01 and 10,153.71 is: 14,012.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,537.21 : 25,582.01 = 10,153.71 : x
  2. Step 2: Convert to fraction form
    18,537.21/25,582.01 = 10,153.71/x
  3. Step 3: Cross multiply
    18,537.21x = 25,582.01 × 10,153.71
  4. Step 4: Simplify right side
    18,537.21x = 259,752,259.99
  5. Step 5: Solve for x
    x = 259,752,259.99/18,537.21
  6. Step 6: Final answer
    x = 14,012.48

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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.