Home / 23,712.98-32,739.18-15,218.76

Finding the Fourth Proportional to 23,712.98, 32,739.18 and 15,218.76

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Solution

The fourth proportional to 23,712.98, 32,739.18 and 15,218.76 is: 21,011.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,712.98 : 32,739.18 = 15,218.76 : x
  2. Step 2: Convert to fraction form
    23,712.98/32,739.18 = 15,218.76/x
  3. Step 3: Cross multiply
    23,712.98x = 32,739.18 × 15,218.76
  4. Step 4: Simplify right side
    23,712.98x = 498,249,723.02
  5. Step 5: Solve for x
    x = 498,249,723.02/23,712.98
  6. Step 6: Final answer
    x = 21,011.69

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.