Home / 17,580.32-26,370.42-7,192.07

Finding the Fourth Proportional to 17,580.32, 26,370.42 and 7,192.07

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Solution

The fourth proportional to 17,580.32, 26,370.42 and 7,192.07 is: 10,788.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,580.32 : 26,370.42 = 7,192.07 : x
  2. Step 2: Convert to fraction form
    17,580.32/26,370.42 = 7,192.07/x
  3. Step 3: Cross multiply
    17,580.32x = 26,370.42 × 7,192.07
  4. Step 4: Simplify right side
    17,580.32x = 189,657,906.57
  5. Step 5: Solve for x
    x = 189,657,906.57/17,580.32
  6. Step 6: Final answer
    x = 10,788.08

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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.