Home / 17,989.05-24,818.37-10,431.21

Finding the Fourth Proportional to 17,989.05, 24,818.37 and 10,431.21

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Solution

The fourth proportional to 17,989.05, 24,818.37 and 10,431.21 is: 14,391.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,989.05 : 24,818.37 = 10,431.21 : x
  2. Step 2: Convert to fraction form
    17,989.05/24,818.37 = 10,431.21/x
  3. Step 3: Cross multiply
    17,989.05x = 24,818.37 × 10,431.21
  4. Step 4: Simplify right side
    17,989.05x = 258,885,683.28
  5. Step 5: Solve for x
    x = 258,885,683.28/17,989.05
  6. Step 6: Final answer
    x = 14,391.29

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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.