Home / 35,721.47-53,578.42-14,663.75

Finding the Fourth Proportional to 35,721.47, 53,578.42 and 14,663.75

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Solution

The fourth proportional to 35,721.47, 53,578.42 and 14,663.75 is: 21,994.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721.47 : 53,578.42 = 14,663.75 : x
  2. Step 2: Convert to fraction form
    35,721.47/53,578.42 = 14,663.75/x
  3. Step 3: Cross multiply
    35,721.47x = 53,578.42 × 14,663.75
  4. Step 4: Simplify right side
    35,721.47x = 785,660,251.72
  5. Step 5: Solve for x
    x = 785,660,251.72/35,721.47
  6. Step 6: Final answer
    x = 21,994.06

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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.