Home / 40,400.51-60,605.82-13,750.97

Finding the Fourth Proportional to 40,400.51, 60,605.82 and 13,750.97

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Solution

The fourth proportional to 40,400.51, 60,605.82 and 13,750.97 is: 20,628.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,400.51 : 60,605.82 = 13,750.97 : x
  2. Step 2: Convert to fraction form
    40,400.51/60,605.82 = 13,750.97/x
  3. Step 3: Cross multiply
    40,400.51x = 60,605.82 × 13,750.97
  4. Step 4: Simplify right side
    40,400.51x = 833,388,509.62
  5. Step 5: Solve for x
    x = 833,388,509.62/40,400.51
  6. Step 6: Final answer
    x = 20,628.17

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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.