Home / 17,187.84-25,777.48-4,707.92

Finding the Fourth Proportional to 17,187.84, 25,777.48 and 4,707.92

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Solution

The fourth proportional to 17,187.84, 25,777.48 and 4,707.92 is: 7,060.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,187.84 : 25,777.48 = 4,707.92 : x
  2. Step 2: Convert to fraction form
    17,187.84/25,777.48 = 4,707.92/x
  3. Step 3: Cross multiply
    17,187.84x = 25,777.48 × 4,707.92
  4. Step 4: Simplify right side
    17,187.84x = 121,358,313.64
  5. Step 5: Solve for x
    x = 121,358,313.64/17,187.84
  6. Step 6: Final answer
    x = 7,060.71

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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.