Home / 28,616.21-42,929.22-10,848.43

Finding the Fourth Proportional to 28,616.21, 42,929.22 and 10,848.43

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Solution

The fourth proportional to 28,616.21, 42,929.22 and 10,848.43 is: 16,274.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,616.21 : 42,929.22 = 10,848.43 : x
  2. Step 2: Convert to fraction form
    28,616.21/42,929.22 = 10,848.43/x
  3. Step 3: Cross multiply
    28,616.21x = 42,929.22 × 10,848.43
  4. Step 4: Simplify right side
    28,616.21x = 465,714,640.93
  5. Step 5: Solve for x
    x = 465,714,640.93/28,616.21
  6. Step 6: Final answer
    x = 16,274.50

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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.