Home / 53,411.64-73,726.62-30,759.66

Finding the Fourth Proportional to 53,411.64, 73,726.62 and 30,759.66

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Solution

The fourth proportional to 53,411.64, 73,726.62 and 30,759.66 is: 42,459.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,411.64 : 73,726.62 = 30,759.66 : x
  2. Step 2: Convert to fraction form
    53,411.64/73,726.62 = 30,759.66/x
  3. Step 3: Cross multiply
    53,411.64x = 73,726.62 × 30,759.66
  4. Step 4: Simplify right side
    53,411.64x = 2,267,805,764.15
  5. Step 5: Solve for x
    x = 2,267,805,764.15/53,411.64
  6. Step 6: Final answer
    x = 42,459.02

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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.