Home / 17,317.45-25,970.10-8,994.70

Finding the Fourth Proportional to 17,317.45, 25,970.10 and 8,994.70

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Solution

The fourth proportional to 17,317.45, 25,970.10 and 8,994.70 is: 13,488.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,317.45 : 25,970.10 = 8,994.70 : x
  2. Step 2: Convert to fraction form
    17,317.45/25,970.10 = 8,994.70/x
  3. Step 3: Cross multiply
    17,317.45x = 25,970.10 × 8,994.70
  4. Step 4: Simplify right side
    17,317.45x = 233,593,258.47
  5. Step 5: Solve for x
    x = 233,593,258.47/17,317.45
  6. Step 6: Final answer
    x = 13,488.89

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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.