Home / 17,607.86-26,416.38-5,127.60

Finding the Fourth Proportional to 17,607.86, 26,416.38 and 5,127.60

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Solution

The fourth proportional to 17,607.86, 26,416.38 and 5,127.60 is: 7,692.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,607.86 : 26,416.38 = 5,127.60 : x
  2. Step 2: Convert to fraction form
    17,607.86/26,416.38 = 5,127.60/x
  3. Step 3: Cross multiply
    17,607.86x = 26,416.38 × 5,127.60
  4. Step 4: Simplify right side
    17,607.86x = 135,452,719.54
  5. Step 5: Solve for x
    x = 135,452,719.54/17,607.86
  6. Step 6: Final answer
    x = 7,692.74

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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.