Home / 36,036.18-49,727.79-20,927.79

Finding the Fourth Proportional to 36,036.18, 49,727.79 and 20,927.79

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Solution

The fourth proportional to 36,036.18, 49,727.79 and 20,927.79 is: 28,879.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,036.18 : 49,727.79 = 20,927.79 : x
  2. Step 2: Convert to fraction form
    36,036.18/49,727.79 = 20,927.79/x
  3. Step 3: Cross multiply
    36,036.18x = 49,727.79 × 20,927.79
  4. Step 4: Simplify right side
    36,036.18x = 1,040,692,746.28
  5. Step 5: Solve for x
    x = 1,040,692,746.28/36,036.18
  6. Step 6: Final answer
    x = 28,879.11

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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.