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Finding the Fourth Proportional to 17,055.79, 25,587.14 and 7,195.05

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Solution

The fourth proportional to 17,055.79, 25,587.14 and 7,195.05 is: 10,794.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,055.79 : 25,587.14 = 7,195.05 : x
  2. Step 2: Convert to fraction form
    17,055.79/25,587.14 = 7,195.05/x
  3. Step 3: Cross multiply
    17,055.79x = 25,587.14 × 7,195.05
  4. Step 4: Simplify right side
    17,055.79x = 184,100,715.68
  5. Step 5: Solve for x
    x = 184,100,715.68/17,055.79
  6. Step 6: Final answer
    x = 10,794.03

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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.