Home / 38,223.60-52,749.27-21,229.41

Finding the Fourth Proportional to 38,223.60, 52,749.27 and 21,229.41

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Solution

The fourth proportional to 38,223.60, 52,749.27 and 21,229.41 is: 29,296.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,223.60 : 52,749.27 = 21,229.41 : x
  2. Step 2: Convert to fraction form
    38,223.60/52,749.27 = 21,229.41/x
  3. Step 3: Cross multiply
    38,223.60x = 52,749.27 × 21,229.41
  4. Step 4: Simplify right side
    38,223.60x = 1,119,836,077.84
  5. Step 5: Solve for x
    x = 1,119,836,077.84/38,223.60
  6. Step 6: Final answer
    x = 29,296.98

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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.