Home / 22,879.17-31,561.05-18,876.96

Finding the Fourth Proportional to 22,879.17, 31,561.05 and 18,876.96

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Solution

The fourth proportional to 22,879.17, 31,561.05 and 18,876.96 is: 26,040.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,879.17 : 31,561.05 = 18,876.96 : x
  2. Step 2: Convert to fraction form
    22,879.17/31,561.05 = 18,876.96/x
  3. Step 3: Cross multiply
    22,879.17x = 31,561.05 × 18,876.96
  4. Step 4: Simplify right side
    22,879.17x = 595,776,678.41
  5. Step 5: Solve for x
    x = 595,776,678.41/22,879.17
  6. Step 6: Final answer
    x = 26,040.14

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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.