Home / 15,652.05-23,478.77-5,122.68

Finding the Fourth Proportional to 15,652.05, 23,478.77 and 5,122.68

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Solution

The fourth proportional to 15,652.05, 23,478.77 and 5,122.68 is: 7,684.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,652.05 : 23,478.77 = 5,122.68 : x
  2. Step 2: Convert to fraction form
    15,652.05/23,478.77 = 5,122.68/x
  3. Step 3: Cross multiply
    15,652.05x = 23,478.77 × 5,122.68
  4. Step 4: Simplify right side
    15,652.05x = 120,274,282.33
  5. Step 5: Solve for x
    x = 120,274,282.33/15,652.05
  6. Step 6: Final answer
    x = 7,684.25

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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.