Home / 14,044.14-19,384.74-8,077.68

Finding the Fourth Proportional to 14,044.14, 19,384.74 and 8,077.68

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Solution

The fourth proportional to 14,044.14, 19,384.74 and 8,077.68 is: 11,149.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.14 : 19,384.74 = 8,077.68 : x
  2. Step 2: Convert to fraction form
    14,044.14/19,384.74 = 8,077.68/x
  3. Step 3: Cross multiply
    14,044.14x = 19,384.74 × 8,077.68
  4. Step 4: Simplify right side
    14,044.14x = 156,583,726.60
  5. Step 5: Solve for x
    x = 156,583,726.60/14,044.14
  6. Step 6: Final answer
    x = 11,149.40

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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.