Home / 14,651.47-21,977.21-9,730.72

Finding the Fourth Proportional to 14,651.47, 21,977.21 and 9,730.72

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Solution

The fourth proportional to 14,651.47, 21,977.21 and 9,730.72 is: 14,596.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,651.47 : 21,977.21 = 9,730.72 : x
  2. Step 2: Convert to fraction form
    14,651.47/21,977.21 = 9,730.72/x
  3. Step 3: Cross multiply
    14,651.47x = 21,977.21 × 9,730.72
  4. Step 4: Simplify right side
    14,651.47x = 213,854,076.89
  5. Step 5: Solve for x
    x = 213,854,076.89/14,651.47
  6. Step 6: Final answer
    x = 14,596.08

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Similar ratio
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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.