Home / 18,966.07-26,174-10,582.57

Finding the Fourth Proportional to 18,966.07, 26,174 and 10,582.57

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Solution

The fourth proportional to 18,966.07, 26,174 and 10,582.57 is: 14,604.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,966.07 : 26,174 = 10,582.57 : x
  2. Step 2: Convert to fraction form
    18,966.07/26,174 = 10,582.57/x
  3. Step 3: Cross multiply
    18,966.07x = 26,174 × 10,582.57
  4. Step 4: Simplify right side
    18,966.07x = 276,988,187.18
  5. Step 5: Solve for x
    x = 276,988,187.18/18,966.07
  6. Step 6: Final answer
    x = 14,604.41

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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.