Home / 15,539.75-23,310.18-5,151.23

Finding the Fourth Proportional to 15,539.75, 23,310.18 and 5,151.23

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Solution

The fourth proportional to 15,539.75, 23,310.18 and 5,151.23 is: 7,727.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,539.75 : 23,310.18 = 5,151.23 : x
  2. Step 2: Convert to fraction form
    15,539.75/23,310.18 = 5,151.23/x
  3. Step 3: Cross multiply
    15,539.75x = 23,310.18 × 5,151.23
  4. Step 4: Simplify right side
    15,539.75x = 120,076,098.52
  5. Step 5: Solve for x
    x = 120,076,098.52/15,539.75
  6. Step 6: Final answer
    x = 7,727.03

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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.