Home / 22,676.14-31,323-18,911.62

Finding the Fourth Proportional to 22,676.14, 31,323 and 18,911.62

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Solution

The fourth proportional to 22,676.14, 31,323 and 18,911.62 is: 26,122.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    22,676.14 : 31,323 = 18,911.62 : x
  2. Step 2: Convert to fraction form
    22,676.14/31,323 = 18,911.62/x
  3. Step 3: Cross multiply
    22,676.14x = 31,323 × 18,911.62
  4. Step 4: Simplify right side
    22,676.14x = 592,368,673.26
  5. Step 5: Solve for x
    x = 592,368,673.26/22,676.14
  6. Step 6: Final answer
    x = 26,122.99

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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.