Home / 51,686.21-71,326.97-29,025.22

Finding the Fourth Proportional to 51,686.21, 71,326.97 and 29,025.22

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Solution

The fourth proportional to 51,686.21, 71,326.97 and 29,025.22 is: 40,054.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    51,686.21 : 71,326.97 = 29,025.22 : x
  2. Step 2: Convert to fraction form
    51,686.21/71,326.97 = 29,025.22/x
  3. Step 3: Cross multiply
    51,686.21x = 71,326.97 × 29,025.22
  4. Step 4: Simplify right side
    51,686.21x = 2,070,280,996.18
  5. Step 5: Solve for x
    x = 2,070,280,996.18/51,686.21
  6. Step 6: Final answer
    x = 40,054.80

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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.