Home / 15,851.38-23,769.58-5,853.60

Finding the Fourth Proportional to 15,851.38, 23,769.58 and 5,853.60

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Solution

The fourth proportional to 15,851.38, 23,769.58 and 5,853.60 is: 8,777.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,851.38 : 23,769.58 = 5,853.60 : x
  2. Step 2: Convert to fraction form
    15,851.38/23,769.58 = 5,853.60/x
  3. Step 3: Cross multiply
    15,851.38x = 23,769.58 × 5,853.60
  4. Step 4: Simplify right side
    15,851.38x = 139,137,613.49
  5. Step 5: Solve for x
    x = 139,137,613.49/15,851.38
  6. Step 6: Final answer
    x = 8,777.63

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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.