Home / 15,452.28-23,178.48-10,855.80

Finding the Fourth Proportional to 15,452.28, 23,178.48 and 10,855.80

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Solution

The fourth proportional to 15,452.28, 23,178.48 and 10,855.80 is: 16,283.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,452.28 : 23,178.48 = 10,855.80 : x
  2. Step 2: Convert to fraction form
    15,452.28/23,178.48 = 10,855.80/x
  3. Step 3: Cross multiply
    15,452.28x = 23,178.48 × 10,855.80
  4. Step 4: Simplify right side
    15,452.28x = 251,620,943.18
  5. Step 5: Solve for x
    x = 251,620,943.18/15,452.28
  6. Step 6: Final answer
    x = 16,283.74

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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.