Home / 38,451.32-53,064.78-29,003.48

Finding the Fourth Proportional to 38,451.32, 53,064.78 and 29,003.48

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Solution

The fourth proportional to 38,451.32, 53,064.78 and 29,003.48 is: 40,026.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,451.32 : 53,064.78 = 29,003.48 : x
  2. Step 2: Convert to fraction form
    38,451.32/53,064.78 = 29,003.48/x
  3. Step 3: Cross multiply
    38,451.32x = 53,064.78 × 29,003.48
  4. Step 4: Simplify right side
    38,451.32x = 1,539,063,285.43
  5. Step 5: Solve for x
    x = 1,539,063,285.43/38,451.32
  6. Step 6: Final answer
    x = 40,026.28

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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.