Home / 31,434.10-43,379.15-17,093.93

Finding the Fourth Proportional to 31,434.10, 43,379.15 and 17,093.93

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Solution

The fourth proportional to 31,434.10, 43,379.15 and 17,093.93 is: 23,589.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,434.10 : 43,379.15 = 17,093.93 : x
  2. Step 2: Convert to fraction form
    31,434.10/43,379.15 = 17,093.93/x
  3. Step 3: Cross multiply
    31,434.10x = 43,379.15 × 17,093.93
  4. Step 4: Simplify right side
    31,434.10x = 741,519,851.19
  5. Step 5: Solve for x
    x = 741,519,851.19/31,434.10
  6. Step 6: Final answer
    x = 23,589.67

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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.