Home / 17,157.72-25,730.10-7,301.64

Finding the Fourth Proportional to 17,157.72, 25,730.10 and 7,301.64

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Solution

The fourth proportional to 17,157.72, 25,730.10 and 7,301.64 is: 10,949.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,157.72 : 25,730.10 = 7,301.64 : x
  2. Step 2: Convert to fraction form
    17,157.72/25,730.10 = 7,301.64/x
  3. Step 3: Cross multiply
    17,157.72x = 25,730.10 × 7,301.64
  4. Step 4: Simplify right side
    17,157.72x = 187,871,927.36
  5. Step 5: Solve for x
    x = 187,871,927.36/17,157.72
  6. Step 6: Final answer
    x = 10,949.70

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1.5x scale

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.