Home / 25,618.36-38,427.54-8,088.19

Finding the Fourth Proportional to 25,618.36, 38,427.54 and 8,088.19

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Solution

The fourth proportional to 25,618.36, 38,427.54 and 8,088.19 is: 12,132.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,618.36 : 38,427.54 = 8,088.19 : x
  2. Step 2: Convert to fraction form
    25,618.36/38,427.54 = 8,088.19/x
  3. Step 3: Cross multiply
    25,618.36x = 38,427.54 × 8,088.19
  4. Step 4: Simplify right side
    25,618.36x = 310,809,141.10
  5. Step 5: Solve for x
    x = 310,809,141.10/25,618.36
  6. Step 6: Final answer
    x = 12,132.28

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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.