Home / 38,263.21-52,800.60-21,265.90

Finding the Fourth Proportional to 38,263.21, 52,800.60 and 21,265.90

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Solution

The fourth proportional to 38,263.21, 52,800.60 and 21,265.90 is: 29,345.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,263.21 : 52,800.60 = 21,265.90 : x
  2. Step 2: Convert to fraction form
    38,263.21/52,800.60 = 21,265.90/x
  3. Step 3: Cross multiply
    38,263.21x = 52,800.60 × 21,265.90
  4. Step 4: Simplify right side
    38,263.21x = 1,122,852,279.54
  5. Step 5: Solve for x
    x = 1,122,852,279.54/38,263.21
  6. Step 6: Final answer
    x = 29,345.48

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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.