Home / 14,044.51-19,384.75-8,079.63

Finding the Fourth Proportional to 14,044.51, 19,384.75 and 8,079.63

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Solution

The fourth proportional to 14,044.51, 19,384.75 and 8,079.63 is: 11,151.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,044.51 : 19,384.75 = 8,079.63 : x
  2. Step 2: Convert to fraction form
    14,044.51/19,384.75 = 8,079.63/x
  3. Step 3: Cross multiply
    14,044.51x = 19,384.75 × 8,079.63
  4. Step 4: Simplify right side
    14,044.51x = 156,621,607.64
  5. Step 5: Solve for x
    x = 156,621,607.64/14,044.51
  6. Step 6: Final answer
    x = 11,151.80

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Double scale
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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.