Home / 18,846.33-26,000.76-11,187.91

Finding the Fourth Proportional to 18,846.33, 26,000.76 and 11,187.91

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Solution

The fourth proportional to 18,846.33, 26,000.76 and 11,187.91 is: 15,435.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,846.33 : 26,000.76 = 11,187.91 : x
  2. Step 2: Convert to fraction form
    18,846.33/26,000.76 = 11,187.91/x
  3. Step 3: Cross multiply
    18,846.33x = 26,000.76 × 11,187.91
  4. Step 4: Simplify right side
    18,846.33x = 290,894,162.81
  5. Step 5: Solve for x
    x = 290,894,162.81/18,846.33
  6. Step 6: Final answer
    x = 15,435.06

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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.