Home / 31,328.04-43,229.88-17,899.26

Finding the Fourth Proportional to 31,328.04, 43,229.88 and 17,899.26

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Solution

The fourth proportional to 31,328.04, 43,229.88 and 17,899.26 is: 24,699.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,328.04 : 43,229.88 = 17,899.26 : x
  2. Step 2: Convert to fraction form
    31,328.04/43,229.88 = 17,899.26/x
  3. Step 3: Cross multiply
    31,328.04x = 43,229.88 × 17,899.26
  4. Step 4: Simplify right side
    31,328.04x = 773,782,861.89
  5. Step 5: Solve for x
    x = 773,782,861.89/31,328.04
  6. Step 6: Final answer
    x = 24,699.37

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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.