Home / 38,026.80-52,468.56-21,259.80

Finding the Fourth Proportional to 38,026.80, 52,468.56 and 21,259.80

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Solution

The fourth proportional to 38,026.80, 52,468.56 and 21,259.80 is: 29,333.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,026.80 : 52,468.56 = 21,259.80 : x
  2. Step 2: Convert to fraction form
    38,026.80/52,468.56 = 21,259.80/x
  3. Step 3: Cross multiply
    38,026.80x = 52,468.56 × 21,259.80
  4. Step 4: Simplify right side
    38,026.80x = 1,115,471,091.89
  5. Step 5: Solve for x
    x = 1,115,471,091.89/38,026.80
  6. Step 6: Final answer
    x = 29,333.81

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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.