Home / 56,865.11-85,303.13-17,415.27

Finding the Fourth Proportional to 56,865.11, 85,303.13 and 17,415.27

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Solution

The fourth proportional to 56,865.11, 85,303.13 and 17,415.27 is: 26,124.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,865.11 : 85,303.13 = 17,415.27 : x
  2. Step 2: Convert to fraction form
    56,865.11/85,303.13 = 17,415.27/x
  3. Step 3: Cross multiply
    56,865.11x = 85,303.13 × 17,415.27
  4. Step 4: Simplify right side
    56,865.11x = 1,485,576,953.72
  5. Step 5: Solve for x
    x = 1,485,576,953.72/56,865.11
  6. Step 6: Final answer
    x = 26,124.58

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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.