Home / 18,454.73-25,467.51-10,071.23

Finding the Fourth Proportional to 18,454.73, 25,467.51 and 10,071.23

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Solution

The fourth proportional to 18,454.73, 25,467.51 and 10,071.23 is: 13,898.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,454.73 : 25,467.51 = 10,071.23 : x
  2. Step 2: Convert to fraction form
    18,454.73/25,467.51 = 10,071.23/x
  3. Step 3: Cross multiply
    18,454.73x = 25,467.51 × 10,071.23
  4. Step 4: Simplify right side
    18,454.73x = 256,489,061.17
  5. Step 5: Solve for x
    x = 256,489,061.17/18,454.73
  6. Step 6: Final answer
    x = 13,898.29

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Half scale
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Double scale
Find fourth proportional to 18,455.73, 25,468.89 and 10,072.23
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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.