Home / 38,043.60-52,502.76-21,273.36

Finding the Fourth Proportional to 38,043.60, 52,502.76 and 21,273.36

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Solution

The fourth proportional to 38,043.60, 52,502.76 and 21,273.36 is: 29,358.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,043.60 : 52,502.76 = 21,273.36 : x
  2. Step 2: Convert to fraction form
    38,043.60/52,502.76 = 21,273.36/x
  3. Step 3: Cross multiply
    38,043.60x = 52,502.76 × 21,273.36
  4. Step 4: Simplify right side
    38,043.60x = 1,116,910,114.47
  5. Step 5: Solve for x
    x = 1,116,910,114.47/38,043.60
  6. Step 6: Final answer
    x = 29,358.69

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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.