Home / 18,208.77-27,317.04-10,315.01

Finding the Fourth Proportional to 18,208.77, 27,317.04 and 10,315.01

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Solution

The fourth proportional to 18,208.77, 27,317.04 and 10,315.01 is: 15,474.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,208.77 : 27,317.04 = 10,315.01 : x
  2. Step 2: Convert to fraction form
    18,208.77/27,317.04 = 10,315.01/x
  3. Step 3: Cross multiply
    18,208.77x = 27,317.04 × 10,315.01
  4. Step 4: Simplify right side
    18,208.77x = 281,775,404.19
  5. Step 5: Solve for x
    x = 281,775,404.19/18,208.77
  6. Step 6: Final answer
    x = 15,474.71

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.