Home / 40,761.93-61,145.51-14,110.49

Finding the Fourth Proportional to 40,761.93, 61,145.51 and 14,110.49

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Solution

The fourth proportional to 40,761.93, 61,145.51 and 14,110.49 is: 21,166.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    40,761.93 : 61,145.51 = 14,110.49 : x
  2. Step 2: Convert to fraction form
    40,761.93/61,145.51 = 14,110.49/x
  3. Step 3: Cross multiply
    40,761.93x = 61,145.51 × 14,110.49
  4. Step 4: Simplify right side
    40,761.93x = 862,792,731.12
  5. Step 5: Solve for x
    x = 862,792,731.12/40,761.93
  6. Step 6: Final answer
    x = 21,166.63

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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.