Home / 17,161.53-25,742.22-11,316.70

Finding the Fourth Proportional to 17,161.53, 25,742.22 and 11,316.70

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Solution

The fourth proportional to 17,161.53, 25,742.22 and 11,316.70 is: 16,975.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,161.53 : 25,742.22 = 11,316.70 : x
  2. Step 2: Convert to fraction form
    17,161.53/25,742.22 = 11,316.70/x
  3. Step 3: Cross multiply
    17,161.53x = 25,742.22 × 11,316.70
  4. Step 4: Simplify right side
    17,161.53x = 291,316,981.07
  5. Step 5: Solve for x
    x = 291,316,981.07/17,161.53
  6. Step 6: Final answer
    x = 16,975.00

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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.