Home / 28,270.28-39,010.10-16,337.46

Finding the Fourth Proportional to 28,270.28, 39,010.10 and 16,337.46

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Solution

The fourth proportional to 28,270.28, 39,010.10 and 16,337.46 is: 22,544.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,270.28 : 39,010.10 = 16,337.46 : x
  2. Step 2: Convert to fraction form
    28,270.28/39,010.10 = 16,337.46/x
  3. Step 3: Cross multiply
    28,270.28x = 39,010.10 × 16,337.46
  4. Step 4: Simplify right side
    28,270.28x = 637,325,948.35
  5. Step 5: Solve for x
    x = 637,325,948.35/28,270.28
  6. Step 6: Final answer
    x = 22,544.03

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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.