Home / 38,352.72-52,924.52-21,355.68

Finding the Fourth Proportional to 38,352.72, 52,924.52 and 21,355.68

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Solution

The fourth proportional to 38,352.72, 52,924.52 and 21,355.68 is: 29,469.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,352.72 : 52,924.52 = 21,355.68 : x
  2. Step 2: Convert to fraction form
    38,352.72/52,924.52 = 21,355.68/x
  3. Step 3: Cross multiply
    38,352.72x = 52,924.52 × 21,355.68
  4. Step 4: Simplify right side
    38,352.72x = 1,130,239,113.27
  5. Step 5: Solve for x
    x = 1,130,239,113.27/38,352.72
  6. Step 6: Final answer
    x = 29,469.59

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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.