Home / 18,530.01-25,571.16-10,146.51

Finding the Fourth Proportional to 18,530.01, 25,571.16 and 10,146.51

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Solution

The fourth proportional to 18,530.01, 25,571.16 and 10,146.51 is: 14,002.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,530.01 : 25,571.16 = 10,146.51 : x
  2. Step 2: Convert to fraction form
    18,530.01/25,571.16 = 10,146.51/x
  3. Step 3: Cross multiply
    18,530.01x = 25,571.16 × 10,146.51
  4. Step 4: Simplify right side
    18,530.01x = 259,458,030.65
  5. Step 5: Solve for x
    x = 259,458,030.65/18,530.01
  6. Step 6: Final answer
    x = 14,002.04

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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.