Home / 26,447.76-36,499.05-15,835.37

Finding the Fourth Proportional to 26,447.76, 36,499.05 and 15,835.37

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Solution

The fourth proportional to 26,447.76, 36,499.05 and 15,835.37 is: 21,853.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,447.76 : 36,499.05 = 15,835.37 : x
  2. Step 2: Convert to fraction form
    26,447.76/36,499.05 = 15,835.37/x
  3. Step 3: Cross multiply
    26,447.76x = 36,499.05 × 15,835.37
  4. Step 4: Simplify right side
    26,447.76x = 577,975,778.90
  5. Step 5: Solve for x
    x = 577,975,778.90/26,447.76
  6. Step 6: Final answer
    x = 21,853.49

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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.