Home / 38,300.76-57,468.24-19,570.95

Finding the Fourth Proportional to 38,300.76, 57,468.24 and 19,570.95

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Solution

The fourth proportional to 38,300.76, 57,468.24 and 19,570.95 is: 29,365.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,300.76 : 57,468.24 = 19,570.95 : x
  2. Step 2: Convert to fraction form
    38,300.76/57,468.24 = 19,570.95/x
  3. Step 3: Cross multiply
    38,300.76x = 57,468.24 × 19,570.95
  4. Step 4: Simplify right side
    38,300.76x = 1,124,708,051.63
  5. Step 5: Solve for x
    x = 1,124,708,051.63/38,300.76
  6. Step 6: Final answer
    x = 29,365.16

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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.