Home / 14,821.12-20,433.13-9,506.71

Finding the Fourth Proportional to 14,821.12, 20,433.13 and 9,506.71

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Solution

The fourth proportional to 14,821.12, 20,433.13 and 9,506.71 is: 13,106.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,821.12 : 20,433.13 = 9,506.71 : x
  2. Step 2: Convert to fraction form
    14,821.12/20,433.13 = 9,506.71/x
  3. Step 3: Cross multiply
    14,821.12x = 20,433.13 × 9,506.71
  4. Step 4: Simplify right side
    14,821.12x = 194,251,841.30
  5. Step 5: Solve for x
    x = 194,251,841.30/14,821.12
  6. Step 6: Final answer
    x = 13,106.42

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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.