Home / 17,088.62-25,623.81-8,765.28

Finding the Fourth Proportional to 17,088.62, 25,623.81 and 8,765.28

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Solution

The fourth proportional to 17,088.62, 25,623.81 and 8,765.28 is: 13,143.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,088.62 : 25,623.81 = 8,765.28 : x
  2. Step 2: Convert to fraction form
    17,088.62/25,623.81 = 8,765.28/x
  3. Step 3: Cross multiply
    17,088.62x = 25,623.81 × 8,765.28
  4. Step 4: Simplify right side
    17,088.62x = 224,599,869.32
  5. Step 5: Solve for x
    x = 224,599,869.32/17,088.62
  6. Step 6: Final answer
    x = 13,143.25

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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.