Home / 28,312.97-42,467.01-9,592.61

Finding the Fourth Proportional to 28,312.97, 42,467.01 and 9,592.61

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Solution

The fourth proportional to 28,312.97, 42,467.01 and 9,592.61 is: 14,388.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,312.97 : 42,467.01 = 9,592.61 : x
  2. Step 2: Convert to fraction form
    28,312.97/42,467.01 = 9,592.61/x
  3. Step 3: Cross multiply
    28,312.97x = 42,467.01 × 9,592.61
  4. Step 4: Simplify right side
    28,312.97x = 407,369,464.80
  5. Step 5: Solve for x
    x = 407,369,464.80/28,312.97
  6. Step 6: Final answer
    x = 14,388.09

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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.