Home / 38,110.64-57,060.32-28,722.24

Finding the Fourth Proportional to 38,110.64, 57,060.32 and 28,722.24

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Solution

The fourth proportional to 38,110.64, 57,060.32 and 28,722.24 is: 43,003.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,110.64 : 57,060.32 = 28,722.24 : x
  2. Step 2: Convert to fraction form
    38,110.64/57,060.32 = 28,722.24/x
  3. Step 3: Cross multiply
    38,110.64x = 57,060.32 × 28,722.24
  4. Step 4: Simplify right side
    38,110.64x = 1,638,900,205.52
  5. Step 5: Solve for x
    x = 1,638,900,205.52/38,110.64
  6. Step 6: Final answer
    x = 43,003.74

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.