Home / 17,328.48-25,985.40-6,653.10

Finding the Fourth Proportional to 17,328.48, 25,985.40 and 6,653.10

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Solution

The fourth proportional to 17,328.48, 25,985.40 and 6,653.10 is: 9,976.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,328.48 : 25,985.40 = 6,653.10 : x
  2. Step 2: Convert to fraction form
    17,328.48/25,985.40 = 6,653.10/x
  3. Step 3: Cross multiply
    17,328.48x = 25,985.40 × 6,653.10
  4. Step 4: Simplify right side
    17,328.48x = 172,883,464.74
  5. Step 5: Solve for x
    x = 172,883,464.74/17,328.48
  6. Step 6: Final answer
    x = 9,976.84

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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.