Home / 18,097.22-24,974.88-10,139.51

Finding the Fourth Proportional to 18,097.22, 24,974.88 and 10,139.51

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Solution

The fourth proportional to 18,097.22, 24,974.88 and 10,139.51 is: 13,992.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,097.22 : 24,974.88 = 10,139.51 : x
  2. Step 2: Convert to fraction form
    18,097.22/24,974.88 = 10,139.51/x
  3. Step 3: Cross multiply
    18,097.22x = 24,974.88 × 10,139.51
  4. Step 4: Simplify right side
    18,097.22x = 253,233,045.51
  5. Step 5: Solve for x
    x = 253,233,045.51/18,097.22
  6. Step 6: Final answer
    x = 13,992.93

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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.