Home / 17,350.60-26,022-7,981.62

Finding the Fourth Proportional to 17,350.60, 26,022 and 7,981.62

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Solution

The fourth proportional to 17,350.60, 26,022 and 7,981.62 is: 11,970.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,350.60 : 26,022 = 7,981.62 : x
  2. Step 2: Convert to fraction form
    17,350.60/26,022 = 7,981.62/x
  3. Step 3: Cross multiply
    17,350.60x = 26,022 × 7,981.62
  4. Step 4: Simplify right side
    17,350.60x = 207,697,780.70
  5. Step 5: Solve for x
    x = 207,697,780.70/17,350.60
  6. Step 6: Final answer
    x = 11,970.64

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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.