Home / 28,973.03-39,983.67-16,226.18

Finding the Fourth Proportional to 28,973.03, 39,983.67 and 16,226.18

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Solution

The fourth proportional to 28,973.03, 39,983.67 and 16,226.18 is: 22,392.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,973.03 : 39,983.67 = 16,226.18 : x
  2. Step 2: Convert to fraction form
    28,973.03/39,983.67 = 16,226.18/x
  3. Step 3: Cross multiply
    28,973.03x = 39,983.67 × 16,226.18
  4. Step 4: Simplify right side
    28,973.03x = 648,782,265.59
  5. Step 5: Solve for x
    x = 648,782,265.59/28,973.03
  6. Step 6: Final answer
    x = 22,392.63

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.