Home / 17,161.64-23,680.86-10,085.48

Finding the Fourth Proportional to 17,161.64, 23,680.86 and 10,085.48

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Solution

The fourth proportional to 17,161.64, 23,680.86 and 10,085.48 is: 13,916.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,161.64 : 23,680.86 = 10,085.48 : x
  2. Step 2: Convert to fraction form
    17,161.64/23,680.86 = 10,085.48/x
  3. Step 3: Cross multiply
    17,161.64x = 23,680.86 × 10,085.48
  4. Step 4: Simplify right side
    17,161.64x = 238,832,839.91
  5. Step 5: Solve for x
    x = 238,832,839.91/17,161.64
  6. Step 6: Final answer
    x = 13,916.67

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.