Home / 35,079.41-52,617.40-12,891.08

Finding the Fourth Proportional to 35,079.41, 52,617.40 and 12,891.08

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Solution

The fourth proportional to 35,079.41, 52,617.40 and 12,891.08 is: 19,335.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,079.41 : 52,617.40 = 12,891.08 : x
  2. Step 2: Convert to fraction form
    35,079.41/52,617.40 = 12,891.08/x
  3. Step 3: Cross multiply
    35,079.41x = 52,617.40 × 12,891.08
  4. Step 4: Simplify right side
    35,079.41x = 678,295,112.79
  5. Step 5: Solve for x
    x = 678,295,112.79/35,079.41
  6. Step 6: Final answer
    x = 19,335.99

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.