Home / 35,065.28-52,578.40-11,678.88

Finding the Fourth Proportional to 35,065.28, 52,578.40 and 11,678.88

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Solution

The fourth proportional to 35,065.28, 52,578.40 and 11,678.88 is: 17,511.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,065.28 : 52,578.40 = 11,678.88 : x
  2. Step 2: Convert to fraction form
    35,065.28/52,578.40 = 11,678.88/x
  3. Step 3: Cross multiply
    35,065.28x = 52,578.40 × 11,678.88
  4. Step 4: Simplify right side
    35,065.28x = 614,056,824.19
  5. Step 5: Solve for x
    x = 614,056,824.19/35,065.28
  6. Step 6: Final answer
    x = 17,511.82

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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.