Home / 17,172.36-25,756.50-4,523.40

Finding the Fourth Proportional to 17,172.36, 25,756.50 and 4,523.40

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Solution

The fourth proportional to 17,172.36, 25,756.50 and 4,523.40 is: 6,784.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,172.36 : 25,756.50 = 4,523.40 : x
  2. Step 2: Convert to fraction form
    17,172.36/25,756.50 = 4,523.40/x
  3. Step 3: Cross multiply
    17,172.36x = 25,756.50 × 4,523.40
  4. Step 4: Simplify right side
    17,172.36x = 116,506,952.10
  5. Step 5: Solve for x
    x = 116,506,952.10/17,172.36
  6. Step 6: Final answer
    x = 6,784.56

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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.