Home / 31,898.88-43,997.58-23,403.60

Finding the Fourth Proportional to 31,898.88, 43,997.58 and 23,403.60

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Solution

The fourth proportional to 31,898.88, 43,997.58 and 23,403.60 is: 32,280.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,898.88 : 43,997.58 = 23,403.60 : x
  2. Step 2: Convert to fraction form
    31,898.88/43,997.58 = 23,403.60/x
  3. Step 3: Cross multiply
    31,898.88x = 43,997.58 × 23,403.60
  4. Step 4: Simplify right side
    31,898.88x = 1,029,701,763.29
  5. Step 5: Solve for x
    x = 1,029,701,763.29/31,898.88
  6. Step 6: Final answer
    x = 32,280.19

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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.