Home / 45,603.87-68,403.07-14,014.23

Finding the Fourth Proportional to 45,603.87, 68,403.07 and 14,014.23

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Solution

The fourth proportional to 45,603.87, 68,403.07 and 14,014.23 is: 21,020.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    45,603.87 : 68,403.07 = 14,014.23 : x
  2. Step 2: Convert to fraction form
    45,603.87/68,403.07 = 14,014.23/x
  3. Step 3: Cross multiply
    45,603.87x = 68,403.07 × 14,014.23
  4. Step 4: Simplify right side
    45,603.87x = 958,616,355.69
  5. Step 5: Solve for x
    x = 958,616,355.69/45,603.87
  6. Step 6: Final answer
    x = 21,020.50

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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.