Home / 23,977.55-35,969.40-12,869.01

Finding the Fourth Proportional to 23,977.55, 35,969.40 and 12,869.01

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Solution

The fourth proportional to 23,977.55, 35,969.40 and 12,869.01 is: 19,305.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    23,977.55 : 35,969.40 = 12,869.01 : x
  2. Step 2: Convert to fraction form
    23,977.55/35,969.40 = 12,869.01/x
  3. Step 3: Cross multiply
    23,977.55x = 35,969.40 × 12,869.01
  4. Step 4: Simplify right side
    23,977.55x = 462,890,568.29
  5. Step 5: Solve for x
    x = 462,890,568.29/23,977.55
  6. Step 6: Final answer
    x = 19,305.16

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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.