Home / 18,992.10-26,210.63-10,494.97

Finding the Fourth Proportional to 18,992.10, 26,210.63 and 10,494.97

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Solution

The fourth proportional to 18,992.10, 26,210.63 and 10,494.97 is: 14,483.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,992.10 : 26,210.63 = 10,494.97 : x
  2. Step 2: Convert to fraction form
    18,992.10/26,210.63 = 10,494.97/x
  3. Step 3: Cross multiply
    18,992.10x = 26,210.63 × 10,494.97
  4. Step 4: Simplify right side
    18,992.10x = 275,079,644.48
  5. Step 5: Solve for x
    x = 275,079,644.48/18,992.10
  6. Step 6: Final answer
    x = 14,483.90

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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.