Home / 31,580.85-43,582.23-17,433.66

Finding the Fourth Proportional to 31,580.85, 43,582.23 and 17,433.66

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Solution

The fourth proportional to 31,580.85, 43,582.23 and 17,433.66 is: 24,058.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,580.85 : 43,582.23 = 17,433.66 : x
  2. Step 2: Convert to fraction form
    31,580.85/43,582.23 = 17,433.66/x
  3. Step 3: Cross multiply
    31,580.85x = 43,582.23 × 17,433.66
  4. Step 4: Simplify right side
    31,580.85x = 759,797,779.86
  5. Step 5: Solve for x
    x = 759,797,779.86/31,580.85
  6. Step 6: Final answer
    x = 24,058.81

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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.