Home / 56,754.47-85,141.05-17,302.36

Finding the Fourth Proportional to 56,754.47, 85,141.05 and 17,302.36

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Solution

The fourth proportional to 56,754.47, 85,141.05 and 17,302.36 is: 25,956.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,754.47 : 85,141.05 = 17,302.36 : x
  2. Step 2: Convert to fraction form
    56,754.47/85,141.05 = 17,302.36/x
  3. Step 3: Cross multiply
    56,754.47x = 85,141.05 × 17,302.36
  4. Step 4: Simplify right side
    56,754.47x = 1,473,141,028.44
  5. Step 5: Solve for x
    x = 1,473,141,028.44/56,754.47
  6. Step 6: Final answer
    x = 25,956.39

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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.