Home / 28,963.80-43,450.84-10,254.68

Finding the Fourth Proportional to 28,963.80, 43,450.84 and 10,254.68

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Solution

The fourth proportional to 28,963.80, 43,450.84 and 10,254.68 is: 15,383.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,963.80 : 43,450.84 = 10,254.68 : x
  2. Step 2: Convert to fraction form
    28,963.80/43,450.84 = 10,254.68/x
  3. Step 3: Cross multiply
    28,963.80x = 43,450.84 × 10,254.68
  4. Step 4: Simplify right side
    28,963.80x = 445,574,459.93
  5. Step 5: Solve for x
    x = 445,574,459.93/28,963.80
  6. Step 6: Final answer
    x = 15,383.84

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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.