Home / 17,130.07-25,704.83-6,749.11

Finding the Fourth Proportional to 17,130.07, 25,704.83 and 6,749.11

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Solution

The fourth proportional to 17,130.07, 25,704.83 and 6,749.11 is: 10,127.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,130.07 : 25,704.83 = 6,749.11 : x
  2. Step 2: Convert to fraction form
    17,130.07/25,704.83 = 6,749.11/x
  3. Step 3: Cross multiply
    17,130.07x = 25,704.83 × 6,749.11
  4. Step 4: Simplify right side
    17,130.07x = 173,484,725.20
  5. Step 5: Solve for x
    x = 173,484,725.20/17,130.07
  6. Step 6: Final answer
    x = 10,127.50

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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.