Home / 26,504.15-36,577.80-15,177.20

Finding the Fourth Proportional to 26,504.15, 36,577.80 and 15,177.20

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Solution

The fourth proportional to 26,504.15, 36,577.80 and 15,177.20 is: 20,945.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,504.15 : 36,577.80 = 15,177.20 : x
  2. Step 2: Convert to fraction form
    26,504.15/36,577.80 = 15,177.20/x
  3. Step 3: Cross multiply
    26,504.15x = 36,577.80 × 15,177.20
  4. Step 4: Simplify right side
    26,504.15x = 555,148,403.27
  5. Step 5: Solve for x
    x = 555,148,403.27/26,504.15
  6. Step 6: Final answer
    x = 20,945.72

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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.