Home / 39,352.33-54,303.21-21,446.27

Finding the Fourth Proportional to 39,352.33, 54,303.21 and 21,446.27

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Solution

The fourth proportional to 39,352.33, 54,303.21 and 21,446.27 is: 29,594.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    39,352.33 : 54,303.21 = 21,446.27 : x
  2. Step 2: Convert to fraction form
    39,352.33/54,303.21 = 21,446.27/x
  3. Step 3: Cross multiply
    39,352.33x = 54,303.21 × 21,446.27
  4. Step 4: Simplify right side
    39,352.33x = 1,164,601,235.65
  5. Step 5: Solve for x
    x = 1,164,601,235.65/39,352.33
  6. Step 6: Final answer
    x = 29,594.21

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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.