Home / 27,072.48-40,608.72-17,836.32

Finding the Fourth Proportional to 27,072.48, 40,608.72 and 17,836.32

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Solution

The fourth proportional to 27,072.48, 40,608.72 and 17,836.32 is: 26,754.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    27,072.48 : 40,608.72 = 17,836.32 : x
  2. Step 2: Convert to fraction form
    27,072.48/40,608.72 = 17,836.32/x
  3. Step 3: Cross multiply
    27,072.48x = 40,608.72 × 17,836.32
  4. Step 4: Simplify right side
    27,072.48x = 724,310,124.71
  5. Step 5: Solve for x
    x = 724,310,124.71/27,072.48
  6. Step 6: Final answer
    x = 26,754.48

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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.