Home / 26,388.48-39,582.66-10,806.12

Finding the Fourth Proportional to 26,388.48, 39,582.66 and 10,806.12

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Solution

The fourth proportional to 26,388.48, 39,582.66 and 10,806.12 is: 16,209.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,388.48 : 39,582.66 = 10,806.12 : x
  2. Step 2: Convert to fraction form
    26,388.48/39,582.66 = 10,806.12/x
  3. Step 3: Cross multiply
    26,388.48x = 39,582.66 × 10,806.12
  4. Step 4: Simplify right side
    26,388.48x = 427,734,973.88
  5. Step 5: Solve for x
    x = 427,734,973.88/26,388.48
  6. Step 6: Final answer
    x = 16,209.16

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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.