Home / 28,358.10-39,133.53-17,753.58

Finding the Fourth Proportional to 28,358.10, 39,133.53 and 17,753.58

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Solution

The fourth proportional to 28,358.10, 39,133.53 and 17,753.58 is: 24,499.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    28,358.10 : 39,133.53 = 17,753.58 : x
  2. Step 2: Convert to fraction form
    28,358.10/39,133.53 = 17,753.58/x
  3. Step 3: Cross multiply
    28,358.10x = 39,133.53 × 17,753.58
  4. Step 4: Simplify right side
    28,358.10x = 694,760,255.54
  5. Step 5: Solve for x
    x = 694,760,255.54/28,358.10
  6. Step 6: Final answer
    x = 24,499.53

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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.