Home / 35,989.27-49,631.40-28,453.57

Finding the Fourth Proportional to 35,989.27, 49,631.40 and 28,453.57

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Solution

The fourth proportional to 35,989.27, 49,631.40 and 28,453.57 is: 39,239.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    35,989.27 : 49,631.40 = 28,453.57 : x
  2. Step 2: Convert to fraction form
    35,989.27/49,631.40 = 28,453.57/x
  3. Step 3: Cross multiply
    35,989.27x = 49,631.40 × 28,453.57
  4. Step 4: Simplify right side
    35,989.27x = 1,412,190,390.02
  5. Step 5: Solve for x
    x = 1,412,190,390.02/35,989.27
  6. Step 6: Final answer
    x = 39,239.21

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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.