Home / 37,318.48-51,500.16-20,551.44

Finding the Fourth Proportional to 37,318.48, 51,500.16 and 20,551.44

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Solution

The fourth proportional to 37,318.48, 51,500.16 and 20,551.44 is: 28,361.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    37,318.48 : 51,500.16 = 20,551.44 : x
  2. Step 2: Convert to fraction form
    37,318.48/51,500.16 = 20,551.44/x
  3. Step 3: Cross multiply
    37,318.48x = 51,500.16 × 20,551.44
  4. Step 4: Simplify right side
    37,318.48x = 1,058,402,448.23
  5. Step 5: Solve for x
    x = 1,058,402,448.23/37,318.48
  6. Step 6: Final answer
    x = 28,361.35

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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.