Home / 49,247.12-73,870.80-19,667.36

Finding the Fourth Proportional to 49,247.12, 73,870.80 and 19,667.36

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Solution

The fourth proportional to 49,247.12, 73,870.80 and 19,667.36 is: 29,501.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,247.12 : 73,870.80 = 19,667.36 : x
  2. Step 2: Convert to fraction form
    49,247.12/73,870.80 = 19,667.36/x
  3. Step 3: Cross multiply
    49,247.12x = 73,870.80 × 19,667.36
  4. Step 4: Simplify right side
    49,247.12x = 1,452,843,617.09
  5. Step 5: Solve for x
    x = 1,452,843,617.09/49,247.12
  6. Step 6: Final answer
    x = 29,501.09

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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.