Home / 17,176.80-25,740.90-10,583.40

Finding the Fourth Proportional to 17,176.80, 25,740.90 and 10,583.40

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Solution

The fourth proportional to 17,176.80, 25,740.90 and 10,583.40 is: 15,860.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,176.80 : 25,740.90 = 10,583.40 : x
  2. Step 2: Convert to fraction form
    17,176.80/25,740.90 = 10,583.40/x
  3. Step 3: Cross multiply
    17,176.80x = 25,740.90 × 10,583.40
  4. Step 4: Simplify right side
    17,176.80x = 272,426,241.06
  5. Step 5: Solve for x
    x = 272,426,241.06/17,176.80
  6. Step 6: Final answer
    x = 15,860.13

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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.