Home / 53,553.10-73,903.29-29,681.31

Finding the Fourth Proportional to 53,553.10, 73,903.29 and 29,681.31

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Solution

The fourth proportional to 53,553.10, 73,903.29 and 29,681.31 is: 40,960.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,553.10 : 73,903.29 = 29,681.31 : x
  2. Step 2: Convert to fraction form
    53,553.10/73,903.29 = 29,681.31/x
  3. Step 3: Cross multiply
    53,553.10x = 73,903.29 × 29,681.31
  4. Step 4: Simplify right side
    53,553.10x = 2,193,546,496.86
  5. Step 5: Solve for x
    x = 2,193,546,496.86/53,553.10
  6. Step 6: Final answer
    x = 40,960.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.