Home / 53,118.06-79,726.50-26,841.26

Finding the Fourth Proportional to 53,118.06, 79,726.50 and 26,841.26

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Solution

The fourth proportional to 53,118.06, 79,726.50 and 26,841.26 is: 40,286.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,118.06 : 79,726.50 = 26,841.26 : x
  2. Step 2: Convert to fraction form
    53,118.06/79,726.50 = 26,841.26/x
  3. Step 3: Cross multiply
    53,118.06x = 79,726.50 × 26,841.26
  4. Step 4: Simplify right side
    53,118.06x = 2,139,959,316.76
  5. Step 5: Solve for x
    x = 2,139,959,316.76/53,118.06
  6. Step 6: Final answer
    x = 40,286.85

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1.5x scale

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.