Home / 36,237.77-54,356.76-11,278.64

Finding the Fourth Proportional to 36,237.77, 54,356.76 and 11,278.64

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Solution

The fourth proportional to 36,237.77, 54,356.76 and 11,278.64 is: 16,917.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,237.77 : 54,356.76 = 11,278.64 : x
  2. Step 2: Convert to fraction form
    36,237.77/54,356.76 = 11,278.64/x
  3. Step 3: Cross multiply
    36,237.77x = 54,356.76 × 11,278.64
  4. Step 4: Simplify right side
    36,237.77x = 613,070,055.82
  5. Step 5: Solve for x
    x = 613,070,055.82/36,237.77
  6. Step 6: Final answer
    x = 16,917.98

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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.