Home / 28,829.32-39,784.98-16,896.04

Finding the Fourth Proportional to 28,829.32, 39,784.98 and 16,896.04

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Solution

The fourth proportional to 28,829.32, 39,784.98 and 16,896.04 is: 23,316.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,829.32 : 39,784.98 = 16,896.04 : x
  2. Step 2: Convert to fraction form
    28,829.32/39,784.98 = 16,896.04/x
  3. Step 3: Cross multiply
    28,829.32x = 39,784.98 × 16,896.04
  4. Step 4: Simplify right side
    28,829.32x = 672,208,613.48
  5. Step 5: Solve for x
    x = 672,208,613.48/28,829.32
  6. Step 6: Final answer
    x = 23,316.84

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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.