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Finding the Fourth Proportional to 17,604.68, 26,406.98 and 7,074.68

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Solution

The fourth proportional to 17,604.68, 26,406.98 and 7,074.68 is: 10,612.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,604.68 : 26,406.98 = 7,074.68 : x
  2. Step 2: Convert to fraction form
    17,604.68/26,406.98 = 7,074.68/x
  3. Step 3: Cross multiply
    17,604.68x = 26,406.98 × 7,074.68
  4. Step 4: Simplify right side
    17,604.68x = 186,820,792.39
  5. Step 5: Solve for x
    x = 186,820,792.39/17,604.68
  6. Step 6: Final answer
    x = 10,612.00

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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.