Home / 19,116.26-26,380.05-10,732.76

Finding the Fourth Proportional to 19,116.26, 26,380.05 and 10,732.76

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Solution

The fourth proportional to 19,116.26, 26,380.05 and 10,732.76 is: 14,810.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,116.26 : 26,380.05 = 10,732.76 : x
  2. Step 2: Convert to fraction form
    19,116.26/26,380.05 = 10,732.76/x
  3. Step 3: Cross multiply
    19,116.26x = 26,380.05 × 10,732.76
  4. Step 4: Simplify right side
    19,116.26x = 283,130,745.44
  5. Step 5: Solve for x
    x = 283,130,745.44/19,116.26
  6. Step 6: Final answer
    x = 14,810.99

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Half scale
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Double scale
Find fourth proportional to 19,117.26, 26,381.43 and 10,733.76
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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.