Home / 17,518.49-26,262.11-6,422.59

Finding the Fourth Proportional to 17,518.49, 26,262.11 and 6,422.59

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Solution

The fourth proportional to 17,518.49, 26,262.11 and 6,422.59 is: 9,628.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    17,518.49 : 26,262.11 = 6,422.59 : x
  2. Step 2: Convert to fraction form
    17,518.49/26,262.11 = 6,422.59/x
  3. Step 3: Cross multiply
    17,518.49x = 26,262.11 × 6,422.59
  4. Step 4: Simplify right side
    17,518.49x = 168,670,765.06
  5. Step 5: Solve for x
    x = 168,670,765.06/17,518.49
  6. Step 6: Final answer
    x = 9,628.16

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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.