Home / 56,938.16-85,407.39-17,495.21

Finding the Fourth Proportional to 56,938.16, 85,407.39 and 17,495.21

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Solution

The fourth proportional to 56,938.16, 85,407.39 and 17,495.21 is: 26,242.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,938.16 : 85,407.39 = 17,495.21 : x
  2. Step 2: Convert to fraction form
    56,938.16/85,407.39 = 17,495.21/x
  3. Step 3: Cross multiply
    56,938.16x = 85,407.39 × 17,495.21
  4. Step 4: Simplify right side
    56,938.16x = 1,494,219,796.56
  5. Step 5: Solve for x
    x = 1,494,219,796.56/56,938.16
  6. Step 6: Final answer
    x = 26,242.86

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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.