Home / 14,437.90-19,905.78-11,841.27

Finding the Fourth Proportional to 14,437.90, 19,905.78 and 11,841.27

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Solution

The fourth proportional to 14,437.90, 19,905.78 and 11,841.27 is: 16,325.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,437.90 : 19,905.78 = 11,841.27 : x
  2. Step 2: Convert to fraction form
    14,437.90/19,905.78 = 11,841.27/x
  3. Step 3: Cross multiply
    14,437.90x = 19,905.78 × 11,841.27
  4. Step 4: Simplify right side
    14,437.90x = 235,709,715.54
  5. Step 5: Solve for x
    x = 235,709,715.54/14,437.90
  6. Step 6: Final answer
    x = 16,325.76

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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.