Home / 28,797.45-39,740.88-16,050.28

Finding the Fourth Proportional to 28,797.45, 39,740.88 and 16,050.28

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Solution

The fourth proportional to 28,797.45, 39,740.88 and 16,050.28 is: 22,149.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,797.45 : 39,740.88 = 16,050.28 : x
  2. Step 2: Convert to fraction form
    28,797.45/39,740.88 = 16,050.28/x
  3. Step 3: Cross multiply
    28,797.45x = 39,740.88 × 16,050.28
  4. Step 4: Simplify right side
    28,797.45x = 637,852,091.91
  5. Step 5: Solve for x
    x = 637,852,091.91/28,797.45
  6. Step 6: Final answer
    x = 22,149.60

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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.