Home / 45,515.17-68,228.68-17,413.59

Finding the Fourth Proportional to 45,515.17, 68,228.68 and 17,413.59

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Solution

The fourth proportional to 45,515.17, 68,228.68 and 17,413.59 is: 26,103.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,515.17 : 68,228.68 = 17,413.59 : x
  2. Step 2: Convert to fraction form
    45,515.17/68,228.68 = 17,413.59/x
  3. Step 3: Cross multiply
    45,515.17x = 68,228.68 × 17,413.59
  4. Step 4: Simplify right side
    45,515.17x = 1,188,106,259.76
  5. Step 5: Solve for x
    x = 1,188,106,259.76/45,515.17
  6. Step 6: Final answer
    x = 26,103.52

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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.