Home / 31,080.15-42,887.38-17,466.03

Finding the Fourth Proportional to 31,080.15, 42,887.38 and 17,466.03

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Solution

The fourth proportional to 31,080.15, 42,887.38 and 17,466.03 is: 24,101.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    31,080.15 : 42,887.38 = 17,466.03 : x
  2. Step 2: Convert to fraction form
    31,080.15/42,887.38 = 17,466.03/x
  3. Step 3: Cross multiply
    31,080.15x = 42,887.38 × 17,466.03
  4. Step 4: Simplify right side
    31,080.15x = 749,072,265.70
  5. Step 5: Solve for x
    x = 749,072,265.70/31,080.15
  6. Step 6: Final answer
    x = 24,101.31

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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.