Home / 35,721.61-53,578.61-14,663.86

Finding the Fourth Proportional to 35,721.61, 53,578.61 and 14,663.86

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Solution

The fourth proportional to 35,721.61, 53,578.61 and 14,663.86 is: 21,994.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,721.61 : 53,578.61 = 14,663.86 : x
  2. Step 2: Convert to fraction form
    35,721.61/53,578.61 = 14,663.86/x
  3. Step 3: Cross multiply
    35,721.61x = 53,578.61 × 14,663.86
  4. Step 4: Simplify right side
    35,721.61x = 785,669,004.80
  5. Step 5: Solve for x
    x = 785,669,004.80/35,721.61
  6. Step 6: Final answer
    x = 21,994.22

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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.