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Finding the Fourth Proportional to 14,735.58, 20,348.07 and 10,031.10

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Solution

The fourth proportional to 14,735.58, 20,348.07 and 10,031.10 is: 13,851.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,735.58 : 20,348.07 = 10,031.10 : x
  2. Step 2: Convert to fraction form
    14,735.58/20,348.07 = 10,031.10/x
  3. Step 3: Cross multiply
    14,735.58x = 20,348.07 × 10,031.10
  4. Step 4: Simplify right side
    14,735.58x = 204,113,524.98
  5. Step 5: Solve for x
    x = 204,113,524.98/14,735.58
  6. Step 6: Final answer
    x = 13,851.75

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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.