Home / 28,659.36-39,549.72-16,084.20

Finding the Fourth Proportional to 28,659.36, 39,549.72 and 16,084.20

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Solution

The fourth proportional to 28,659.36, 39,549.72 and 16,084.20 is: 22,196.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,659.36 : 39,549.72 = 16,084.20 : x
  2. Step 2: Convert to fraction form
    28,659.36/39,549.72 = 16,084.20/x
  3. Step 3: Cross multiply
    28,659.36x = 39,549.72 × 16,084.20
  4. Step 4: Simplify right side
    28,659.36x = 636,125,606.42
  5. Step 5: Solve for x
    x = 636,125,606.42/28,659.36
  6. Step 6: Final answer
    x = 22,196.09

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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.