Home / 28,797.15-39,743.30-16,051.49

Finding the Fourth Proportional to 28,797.15, 39,743.30 and 16,051.49

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Solution

The fourth proportional to 28,797.15, 39,743.30 and 16,051.49 is: 22,152.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,797.15 : 39,743.30 = 16,051.49 : x
  2. Step 2: Convert to fraction form
    28,797.15/39,743.30 = 16,051.49/x
  3. Step 3: Cross multiply
    28,797.15x = 39,743.30 × 16,051.49
  4. Step 4: Simplify right side
    28,797.15x = 637,939,182.52
  5. Step 5: Solve for x
    x = 637,939,182.52/28,797.15
  6. Step 6: Final answer
    x = 22,152.86

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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.