Home / 26,968.05-40,445.60-13,813.65

Finding the Fourth Proportional to 26,968.05, 40,445.60 and 13,813.65

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Solution

The fourth proportional to 26,968.05, 40,445.60 and 13,813.65 is: 20,717.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,968.05 : 40,445.60 = 13,813.65 : x
  2. Step 2: Convert to fraction form
    26,968.05/40,445.60 = 13,813.65/x
  3. Step 3: Cross multiply
    26,968.05x = 40,445.60 × 13,813.65
  4. Step 4: Simplify right side
    26,968.05x = 558,701,293.37
  5. Step 5: Solve for x
    x = 558,701,293.37/26,968.05
  6. Step 6: Final answer
    x = 20,717.16

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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.