Home / 35,929.10-53,897.57-13,761.29

Finding the Fourth Proportional to 35,929.10, 53,897.57 and 13,761.29

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Solution

The fourth proportional to 35,929.10, 53,897.57 and 13,761.29 is: 20,643.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,929.10 : 53,897.57 = 13,761.29 : x
  2. Step 2: Convert to fraction form
    35,929.10/53,897.57 = 13,761.29/x
  3. Step 3: Cross multiply
    35,929.10x = 53,897.57 × 13,761.29
  4. Step 4: Simplify right side
    35,929.10x = 741,699,752.77
  5. Step 5: Solve for x
    x = 741,699,752.77/35,929.10
  6. Step 6: Final answer
    x = 20,643.43

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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.