Home / 56,828.35-85,239.43-17,385.46

Finding the Fourth Proportional to 56,828.35, 85,239.43 and 17,385.46

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Solution

The fourth proportional to 56,828.35, 85,239.43 and 17,385.46 is: 26,077.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,828.35 : 85,239.43 = 17,385.46 : x
  2. Step 2: Convert to fraction form
    56,828.35/85,239.43 = 17,385.46/x
  3. Step 3: Cross multiply
    56,828.35x = 85,239.43 × 17,385.46
  4. Step 4: Simplify right side
    56,828.35x = 1,481,926,700.69
  5. Step 5: Solve for x
    x = 1,481,926,700.69/56,828.35
  6. Step 6: Final answer
    x = 26,077.24

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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.