Home / 38,060.32-57,051.40-19,305.76

Finding the Fourth Proportional to 38,060.32, 57,051.40 and 19,305.76

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Solution

The fourth proportional to 38,060.32, 57,051.40 and 19,305.76 is: 28,938.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,060.32 : 57,051.40 = 19,305.76 : x
  2. Step 2: Convert to fraction form
    38,060.32/57,051.40 = 19,305.76/x
  3. Step 3: Cross multiply
    38,060.32x = 57,051.40 × 19,305.76
  4. Step 4: Simplify right side
    38,060.32x = 1,101,420,636.06
  5. Step 5: Solve for x
    x = 1,101,420,636.06/38,060.32
  6. Step 6: Final answer
    x = 28,938.82

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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.