Home / 30,635.03-42,277.29-17,206.58

Finding the Fourth Proportional to 30,635.03, 42,277.29 and 17,206.58

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Solution

The fourth proportional to 30,635.03, 42,277.29 and 17,206.58 is: 23,745.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    30,635.03 : 42,277.29 = 17,206.58 : x
  2. Step 2: Convert to fraction form
    30,635.03/42,277.29 = 17,206.58/x
  3. Step 3: Cross multiply
    30,635.03x = 42,277.29 × 17,206.58
  4. Step 4: Simplify right side
    30,635.03x = 727,447,572.57
  5. Step 5: Solve for x
    x = 727,447,572.57/30,635.03
  6. Step 6: Final answer
    x = 23,745.61

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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.