Home / 16,485.30-24,710.51-5,389.02

Finding the Fourth Proportional to 16,485.30, 24,710.51 and 5,389.02

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Solution

The fourth proportional to 16,485.30, 24,710.51 and 5,389.02 is: 8,077.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,485.30 : 24,710.51 = 5,389.02 : x
  2. Step 2: Convert to fraction form
    16,485.30/24,710.51 = 5,389.02/x
  3. Step 3: Cross multiply
    16,485.30x = 24,710.51 × 5,389.02
  4. Step 4: Simplify right side
    16,485.30x = 133,165,405.66
  5. Step 5: Solve for x
    x = 133,165,405.66/16,485.30
  6. Step 6: Final answer
    x = 8,077.83

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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.