Home / 16,453.64-22,700.40-9,374.96

Finding the Fourth Proportional to 16,453.64, 22,700.40 and 9,374.96

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Solution

The fourth proportional to 16,453.64, 22,700.40 and 9,374.96 is: 12,934.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    16,453.64 : 22,700.40 = 9,374.96 : x
  2. Step 2: Convert to fraction form
    16,453.64/22,700.40 = 9,374.96/x
  3. Step 3: Cross multiply
    16,453.64x = 22,700.40 × 9,374.96
  4. Step 4: Simplify right side
    16,453.64x = 212,815,341.98
  5. Step 5: Solve for x
    x = 212,815,341.98/16,453.64
  6. Step 6: Final answer
    x = 12,934.24

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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.