Home / 35,456.13-53,193.42-13,271.22

Finding the Fourth Proportional to 35,456.13, 53,193.42 and 13,271.22

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Solution

The fourth proportional to 35,456.13, 53,193.42 and 13,271.22 is: 19,910.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,456.13 : 53,193.42 = 13,271.22 : x
  2. Step 2: Convert to fraction form
    35,456.13/53,193.42 = 13,271.22/x
  3. Step 3: Cross multiply
    35,456.13x = 53,193.42 × 13,271.22
  4. Step 4: Simplify right side
    35,456.13x = 705,941,579.37
  5. Step 5: Solve for x
    x = 705,941,579.37/35,456.13
  6. Step 6: Final answer
    x = 19,910.28

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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.