Home / 18,733.12-25,851.92-10,349.60

Finding the Fourth Proportional to 18,733.12, 25,851.92 and 10,349.60

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Solution

The fourth proportional to 18,733.12, 25,851.92 and 10,349.60 is: 14,282.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,733.12 : 25,851.92 = 10,349.60 : x
  2. Step 2: Convert to fraction form
    18,733.12/25,851.92 = 10,349.60/x
  3. Step 3: Cross multiply
    18,733.12x = 25,851.92 × 10,349.60
  4. Step 4: Simplify right side
    18,733.12x = 267,557,031.23
  5. Step 5: Solve for x
    x = 267,557,031.23/18,733.12
  6. Step 6: Final answer
    x = 14,282.57

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.