Home / 53,117.82-79,726-26,841.02

Finding the Fourth Proportional to 53,117.82, 79,726 and 26,841.02

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Solution

The fourth proportional to 53,117.82, 79,726 and 26,841.02 is: 40,286.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,117.82 : 79,726 = 26,841.02 : x
  2. Step 2: Convert to fraction form
    53,117.82/79,726 = 26,841.02/x
  3. Step 3: Cross multiply
    53,117.82x = 79,726 × 26,841.02
  4. Step 4: Simplify right side
    53,117.82x = 2,139,927,160.52
  5. Step 5: Solve for x
    x = 2,139,927,160.52/53,117.82
  6. Step 6: Final answer
    x = 40,286.43

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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.