Home / 17,518.84-26,285.55-10,512.34

Finding the Fourth Proportional to 17,518.84, 26,285.55 and 10,512.34

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Solution

The fourth proportional to 17,518.84, 26,285.55 and 10,512.34 is: 15,772.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,518.84 : 26,285.55 = 10,512.34 : x
  2. Step 2: Convert to fraction form
    17,518.84/26,285.55 = 10,512.34/x
  3. Step 3: Cross multiply
    17,518.84x = 26,285.55 × 10,512.34
  4. Step 4: Simplify right side
    17,518.84x = 276,322,638.69
  5. Step 5: Solve for x
    x = 276,322,638.69/17,518.84
  6. Step 6: Final answer
    x = 15,772.88

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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.