Home / 28,435.62-39,228.46-16,492.04

Finding the Fourth Proportional to 28,435.62, 39,228.46 and 16,492.04

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Solution

The fourth proportional to 28,435.62, 39,228.46 and 16,492.04 is: 22,751.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,435.62 : 39,228.46 = 16,492.04 : x
  2. Step 2: Convert to fraction form
    28,435.62/39,228.46 = 16,492.04/x
  3. Step 3: Cross multiply
    28,435.62x = 39,228.46 × 16,492.04
  4. Step 4: Simplify right side
    28,435.62x = 646,957,331.46
  5. Step 5: Solve for x
    x = 646,957,331.46/28,435.62
  6. Step 6: Final answer
    x = 22,751.65

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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.