Home / 36,177.69-49,925.36-21,080.71

Finding the Fourth Proportional to 36,177.69, 49,925.36 and 21,080.71

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Solution

The fourth proportional to 36,177.69, 49,925.36 and 21,080.71 is: 29,091.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    36,177.69 : 49,925.36 = 21,080.71 : x
  2. Step 2: Convert to fraction form
    36,177.69/49,925.36 = 21,080.71/x
  3. Step 3: Cross multiply
    36,177.69x = 49,925.36 × 21,080.71
  4. Step 4: Simplify right side
    36,177.69x = 1,052,461,870.08
  5. Step 5: Solve for x
    x = 1,052,461,870.08/36,177.69
  6. Step 6: Final answer
    x = 29,091.46

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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.