Home / 49,628.22-74,412.38-20,011.55

Finding the Fourth Proportional to 49,628.22, 74,412.38 and 20,011.55

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Solution

The fourth proportional to 49,628.22, 74,412.38 and 20,011.55 is: 30,005.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,628.22 : 74,412.38 = 20,011.55 : x
  2. Step 2: Convert to fraction form
    49,628.22/74,412.38 = 20,011.55/x
  3. Step 3: Cross multiply
    49,628.22x = 74,412.38 × 20,011.55
  4. Step 4: Simplify right side
    49,628.22x = 1,489,106,590.87
  5. Step 5: Solve for x
    x = 1,489,106,590.87/49,628.22
  6. Step 6: Final answer
    x = 30,005.24

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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.