Home / 27,342.64-37,733.57-15,405.26

Finding the Fourth Proportional to 27,342.64, 37,733.57 and 15,405.26

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Solution

The fourth proportional to 27,342.64, 37,733.57 and 15,405.26 is: 21,259.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,342.64 : 37,733.57 = 15,405.26 : x
  2. Step 2: Convert to fraction form
    27,342.64/37,733.57 = 15,405.26/x
  3. Step 3: Cross multiply
    27,342.64x = 37,733.57 × 15,405.26
  4. Step 4: Simplify right side
    27,342.64x = 581,295,589.43
  5. Step 5: Solve for x
    x = 581,295,589.43/27,342.64
  6. Step 6: Final answer
    x = 21,259.68

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1.5x scale

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.